solar energy
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B2 noun ˈsəʊ.lər ˈen.ə.dʒi

solar energy

Meaning
Energy from the sun that is converted into thermal or electrical energy.
Example
Solar energy is vital for reducing carbon emissions.
B2 noun /ɪnˈtɒlərəns/

intolerance

Meaning
unwillingness to accept or endure beliefs, behaviors, or conditions different from one's own
Example
The leader was criticized for his intolerance toward other religions.
B2 verb /ˌriːprəˈdjuːs/

reproduce

Meaning
To make a copy of something; to generate offspring.
Example
Many animals reproduce rapidly in favorable conditions.
B2 noun /ˈeɪlmənt/

ailment

Meaning
An illness, typically a minor one.
Example
He went to the doctor for a minor stomach ailment.
B2 noun ˈweə.rə.bəl dɪˈvaɪ.sɪz

wearable devices

Meaning
Electronic devices that can be worn on the body, typically incorporating smart technology for monitoring health or providing information.
Example
Wearable devices help monitor heart rate and physical activity.
B2 adjective /ɪkˈstɜːr.nəl/

External

Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
B2 adjective /ˈɔː.rəl/

Oral

Meaning
spoken rather than written; relating to the mouth
Example
The oral examination will test your speaking skills.
B2 adjective /kɒzˈmɛt.ɪk/

cosmetic

Meaning
relating to beauty or appearance; intended to improve looks
Example
She bought a new cosmetic cream for her skin.
B2 noun/verb /ræft/

raft

Meaning
A flat structure made of logs or planks tied together, used as a boat or floating platform; to travel or transport on such a structure.
Example
They built a raft to cross the river.
B2 adjective /ˈstɪki/

sticky

Meaning
having the quality of adhering or clinging; difficult to remove or deal with
Example
The candy is too sticky to eat with your hands.
B2 noun /ˈkaʊnsɪlər/

councilor

Meaning
an elected member of a council, especially a local government body
Example
The councilor held a public meeting to discuss local issues.
B2 noun /ɪkˈsploʊʒən/

explosion

Meaning
a violent burst or release of energy, often causing damage and noise
Example
The explosion shook the entire neighborhood.
B2 noun prɛsˈtiːʒ

prestige

Meaning
Widespread respect and admiration felt for someone or something on the basis of a perception of their achievements or quality.
Example
The university has gained international prestige for its research.
B2 noun ˈnɒv.əl.ti

novelty

Meaning
The quality of being new, original, or unusual; a new or unfamiliar thing or experience.
Example
The novelty of the invention attracted investors.
B2 adjective dʒəˈnet.ɪk

genetic

Meaning
Relating to genes or heredity; concerning the transmission of inherited characteristics.
Example
Genetic traits influence physical characteristics.
B2 verb /wɪp/

whip

Meaning
to strike or beat with a flexible instrument such as a rope or cord
Example
The trainer whipped the horse to make it run faster.
B2 noun /ˈsɛm.iˌsɜːr.kəl/

semicircle

Meaning
Half of a circle or something shaped like half of a circle.
Example
The students sat in a semicircle around the teacher.
B2 verb /dɪˈvoʊt/

devote

Meaning
to give time, effort, or resources to something
Example
She devotes much of her time to helping the poor.
B2 adjective /ʌnˈsuːtəbl/

Unsuitable

Meaning
not fitting or appropriate for a particular purpose or situation
Example
This formal dress is unsuitable for a casual beach party.
B2 noun /ˈlaɪnˌʌp/

lineup

Meaning
a group of people or things arranged in a sequence
Example
The event featured a star-studded lineup of musicians.
B2 noun /ˈfrʌn.tɪər/

frontier

Meaning
A new area of activity, knowledge, or development; the edge of knowledge or achievement.
Example
Robotic surgery is exploring a new frontier in medicine.
B2 verb /ˈɪl.ə.streɪt/

illustrate

Meaning
to explain or make something clear by using examples, pictures, or comparisons
Example
The teacher used diagrams to illustrate the concept.
B2 adverb /ˌælfəˈbɛtɪkli/

alphabetically

Meaning
in the order of the letters of the alphabet
Example
The names are listed alphabetically in the register.
B2 noun /ˈsmɑːrt.nəs/

Smartness

Meaning
intelligence; cleverness; neat and fashionable appearance
Example
Her smartness in solving problems impressed everyone.
B2 noun /ˈɛθɪks/

ethics

Meaning
moral principles that govern a person's behavior or the conduct of an activity
Example
Business ethics require companies to act fairly and responsibly.
B2 noun /rɪˈlʌk.təns/

Reluctance

Meaning
unwillingness to do something; hesitation
Example
He showed reluctance to accept the job offer.
B2 verb /ɪˈvækjueɪt/

evacuate

Meaning
To remove people from a dangerous place to safety.
Example
The residents were ordered to evacuate the building after the fire alarm.
B2 adverb /əˈlɔːŋ.saɪd/

Alongside

Meaning
beside; next to; together with
Example
She walked alongside her friend through the park.
B2 noun /ˌklæsɪfɪˈkeɪʃən/

classification

Meaning
the action or process of classifying something into groups based on shared characteristics.
Example
The classification of animals helps in understanding their biology.
B2 adjective /ˈprɒmɪsɪŋ/

promising

Meaning
showing signs of future success or potential
Example
She is a promising young scientist with great ideas.
B2 noun /ˈɡlæmər/

glamor

Meaning
An attractive or exciting quality that makes something or someone appealing.
Example
The glamor of city life attracts many young people.
B2 noun /ˈkæs.ər.oʊl bɑːks/

Casserole box

Meaning
a covered dish used for cooking and serving food, especially baked dishes
Example
The casserole box kept the food warm during the dinner party.
B2 noun /əbˈdʒek.ʃən/

Objection

Meaning
an expression of disagreement or disapproval; a reason for disagreeing
Example
The lawyer raised an objection during the trial.
B2 adjective /ˈvɛriəbl/

Variable

Meaning
able to change; not consistent or having a fixed pattern
Example
The weather has been very variable this week.
B2 noun /prækˈtɪʃ.ən.ər/

practitioner

Meaning
a person actively engaged in a profession, especially medicine or law
Example
She is a skilled medical practitioner.
B2 verb /ˈklæsɪfaɪ/

classify

Meaning
to arrange or organize into categories or groups
Example
The librarian classified the books by subject.
B2 noun ˈbɛntʃˌmɑːr.kɪŋ

benchmarking

Meaning
Comparing with a specific industry or competitor to set the best standards.
Example
Companies use benchmarking to assess their performance.
B2 adjective /ɪmˈpɪəriəl/

imperial

Meaning
Relating to an empire or emperor; having supreme authority.
Example
The imperial palace was a symbol of the emperor's power.
B2 noun /ˈsnoʊ.fɔːl/

Snowfall

Meaning
the process of snow falling from the sky; the amount of snow that falls
Example
The heavy snowfall blocked all the roads yesterday.
B2 noun /ˈɔːltər/

Altar

Meaning
a raised structure on which offerings or sacrifices are made to a deity
Example
The bride and groom stood before the altar during the ceremony.
B2 noun /feɪz/

Phase

Meaning
a distinct period or stage in a process of change or development
Example
The project is now in its final phase.
B2 noun /ˈædvərtaɪzər/

advertiser

Meaning
a person or company that advertises a product, service, or event
Example
The advertiser paid millions for a Super Bowl commercial spot.
B2 adjective /ˈskætərd/

Scattered

Meaning
spread widely apart; dispersed; occurring here and there
Example
Scattered showers are expected throughout the day.
B2 verb /plaʊ/

plough

Meaning
to break up and turn over soil using a plough; to move through something with difficulty
Example
The farmer ploughs the field every spring.
B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

Meaning
The objective analysis and evaluation of an issue in order to form a judgment.
Example
Critical thinking helps in making informed decisions.
B2 adjective /ˈnjuː.mər.əs/

Numerous

Meaning
existing in large numbers; many; abundant
Example
There are numerous benefits to exercising regularly.
B2 noun /taɪd/

Tide

Meaning
the alternate rising and falling of the sea, usually twice in each lunar day, due to the attraction of the moon and sun
Example
The fishermen waited for high tide to launch their boats.
B2 adjective /ˈduː.əl/

Dual

Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
B2 noun /bædʒ/

badge

Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
B2 verb /ɪnˈherɪt/

inherit

Meaning
to receive money, property, or characteristics from someone when they die; to acquire from predecessors
Example
She inherited her grandmother's house.
B2 conjunction /wɛərˈæz/

whereas

Meaning
used to introduce a contrast or comparison between two facts
Example
She prefers tea, whereas he likes coffee.
B2 adverb /əˈfɪʃəli/

officially

Meaning
in a formal or authorized way
Example
The building was officially opened by the mayor.
B2 adjective /steɪl/

Stale

Meaning
no longer fresh; lacking originality or novelty
Example
The bread became stale after sitting out for three days.
B2 noun /dʒɔː/

Jaw

Meaning
either of the two bones forming the framework of the mouth in most vertebrates
Example
She broke her jaw in the accident.
B2 adverb /ˈred.ɪ.li/

Readily

Meaning
willingly; easily; without hesitation
Example
She readily agreed to help with the project.
B2 adjective + noun ˈɒptɪməl ˈtempərətʃər

optimal temperature

Meaning
The best or most favorable temperature for a particular purpose
Example
Winter provides optimal temperature for farming.
B2 verb /kənˈtɛnd/

contend

Meaning
to strive or compete for something; to assert earnestly
Example
Athletes from around the world contend for the championship.
B2 adjective /ʌnprəˈfɛʃ.ən.əl/

Unprofessional

Meaning
not conforming to the standards expected in a particular profession
Example
His unprofessional behavior led to his dismissal from the company.
B2 adjective /ʌnˈiːzi/

Uneasy

Meaning
worried; anxious; uncomfortable; restless
Example
She felt uneasy about walking alone at night.
B2 adjective /ˌdɪsəˈbiːdiənt/

Disobedient

Meaning
refusing to obey rules or authority; rebellious
Example
The disobedient child refused to follow the rules.
B2 noun /ˌproʊɪˈbɪʃən/

prohibition

Meaning
The act of forbidding something by law or authority.
Example
The government announced the prohibition of smoking in public places.
B2 adjective /ˈpeɪ.ə.bəl/

Payable

Meaning
required to be paid; owed as a debt
Example
The amount is payable within thirty days of the invoice date.
B2 noun /ˈwɜːrkˌfɔːrs/

workforce

Meaning
the people engaged in or available for work
Example
The company is looking to expand its workforce by 20%.
B2 noun prəʊb

probe

Meaning
An unmanned exploratory spacecraft designed to transmit information about its environment.
Example
The probe collected data from the planet's surface.
B2 verb /skwiːz/

squeeze

Meaning
to press something firmly, especially from all sides in order to extract or compress it
Example
She squeezed the toothpaste to get the last bit.
B2 noun /ˈmʌð.ər.hʊd/

Motherhood

Meaning
the state of being a mother; the qualities of a mother
Example
She embraced the joys and challenges of motherhood.
B2 verb /ˈpɪnpɔɪnt/

pinpoint

Meaning
to locate or identify something with precision
Example
The detective was able to pinpoint the exact location of the suspect.
B2 noun /pʌls/

Pulse

Meaning
edible seeds of leguminous plants such as lentils, beans, and peas
Example
Pulses are an excellent source of protein for vegetarians.
B2 noun /əˈstɒnɪʃmənt/

astonishment

Meaning
Great surprise or amazement.
Example
She looked at the magician with astonishment.
B2 adjective ˌkɒm.prɪˈhen.sɪv

comprehensive

Meaning
Including or dealing with all or nearly all elements or aspects of something; complete and thorough.
Example
A comprehensive study enhances understanding.
B2 adjective /rɪˈmuːvəbəl/

removable

Meaning
able to be removed or taken away
Example
This phone has a removable battery.
B2 adjective + noun əˈdæptɪv ˈfiːtʃərz

adaptive features

Meaning
Characteristics that help organisms adjust to their environment
Example
Plants' adaptive features help them grow in winter.
B2 noun /məˈskiː.toʊ net/

Mosquito-net

Meaning
a fine mesh fabric used to cover beds or windows to keep mosquitoes and other insects out
Example
We use a mosquito net to protect ourselves from insect bites.
B2 noun /ˈstrʌk.tʃərz/

structures

Meaning
Buildings or other objects constructed from several parts.
Example
The region has ancient structures.
B2 verb /wɪðˈdrɔː/

withdraw

Meaning
to take money out of an account; to remove or pull back
Example
She needs to withdraw money from the bank.
B2 adjective, noun, verb /ˈæb.strækt/

abstract

Meaning
existing in thought or as an idea but not having physical or concrete existence; a summary of a text
Example
The artist is known for her abstract paintings.
B2 verb /stɑːv/

starve

Meaning
to suffer or die from lack of food
Example
He was left to starve in the desert.
B2 adjective ˌkɒntrəˈdɪktəri

contradictory

Meaning
Mutually opposed or inconsistent; containing elements that oppose each other.
Example
Their views on education are contradictory.
B2 noun /ˈdɪdʒɪt/

digit

Meaning
a numeral from 0 to 9; also a finger or toe
Example
You must enter a four-digit code to unlock the phone.
B2 noun ˈdɒmɪnəns

dominance

Meaning
Power and influence over others; control or command.
Example
The dominance of Urdu was evident.
B2 verb /kənˈsoʊl/

console

Meaning
to comfort someone who is sad or disappointed; to provide solace
Example
She tried to console her friend after the loss.
B2 verb /pɪəs/

pierce

Meaning
to make a hole through something; to penetrate with a sharp object
Example
The arrow will pierce through the target.
B2 noun /maɪˈnɔːr.ɪ.ti/

minority

Meaning
A smaller number or part, especially a group differing from the majority.
Example
The law aims to protect the rights of ethnic minorities.
B2 adjective /ˌɪnsɪˈkjʊə/

insecure

Meaning
not confident or assured; uncertain and anxious
Example
She felt insecure about her performance in the exam.
B2 adjective /ˈtɒksɪk/

Toxic

Meaning
poisonous; very harmful or unpleasant
Example
The factory released toxic chemicals into the river.
B2 verb /ˈreɪn.dʒɪŋ/

ranging

Meaning
Extending or varying between limits.
Example
The temperatures are ranging from 15 to 30 degrees this week.
B2 noun /ˈsɑːfmɔːr/

sophomore

Meaning
a student in their second year of study at a university or high school
Example
He’s a sophomore in college, studying computer science.
B2 verb /skæn/

scan

Meaning
To look at something carefully or quickly; to digitally copy or capture an image or document.
Example
She scanned the document before sending it by email.
B2 adjective/noun /ˈmaɪ.nər/

minor

Meaning
less important, serious, or significant; a person under the legal age
Example
Luckily, the accident caused only minor injuries.
B2 adjective /saʊər/

Sour

Meaning
having an acid taste like lemon or vinegar; unpleasant or disagreeable
Example
The milk has gone sour and smells terrible.
B2 adjective /ˈmæn.dəˌtɔːr.i/

mandatory

Meaning
required by law or rules; compulsory
Example
Wearing seat belts is mandatory in most countries.
B2 noun /ˈkʌs.tə.mər rɪˈten.ʃən/

Customer Retention

Meaning
The ability of a company or product to retain its customers over some specified period.
Example
High customer retention increases business sustainability.
B2 adjective; verb (past participle) /ˈɒkjʊpaɪd/

occupied

Meaning
being in use or taken; filled or lived in; controlled or held by force
Example
The room is occupied, so please wait outside.
B2 noun /prəˈseʃ.ən/

Procession

Meaning
a group of people or vehicles moving forward in an organized way, especially as part of a ceremony
Example
The wedding procession walked slowly to the church.
B2 verb /ɪnˈroʊl/

enroll

Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
B2 noun /ˈtoʊ.kən/

token

Meaning
A symbol or object that represents something, often given as a sign of appreciation or as a substitute for money.
Example
She gave him a small gift as a token of gratitude.
B2 noun /ˈreɪ.zən/

Raisin

Meaning
dried grape
Example
She added raisins to the oatmeal cookies for extra sweetness.
B2 noun ˈsəʊ.ʃəl ˈdʒʌs.tɪs

social justice

Meaning
Justice in terms of the distribution of wealth, opportunities, and privileges within a society.
Example
Social justice ensures equality of opportunity.
B2 adjective /juːˈnæn.ɪ.məs/

Unanimous

Meaning
fully in agreement; shared by all
Example
The committee reached a unanimous decision.
B2 noun /ˈbɑː.li/

Barley

Meaning
a cereal grain used for food, brewing beer, and animal feed
Example
The farmer harvested barley from his fields in autumn.
B2 adjective /ˈbʌmpi/

Bumpy

Meaning
having an uneven surface; rough; jolting
Example
The bumpy road made the car ride very uncomfortable.
B2 adverb /ˈnoʊtəbli/

notably

Meaning
used to indicate something worthy of attention or significant
Example
She is notably talented in painting.
B2 noun /məˌnɪp.jəˈleɪ.ʃən/

manipulation

Meaning
The action of manipulating someone or something in a skillful manner; handling or controlling in a subtle, unfair, or unscrupulous way.
Example
Media manipulation influences public opinion.
B2 adjective ˈɡraʊndˌbreɪ.kɪŋ

groundbreaking

Meaning
Introducing new ideas or methods; innovative or pioneering.
Example
Groundbreaking advancements redefine innovation.
B2 noun /ˌnəʊtɪfɪˈkeɪʃən/

notification

Meaning
an official or formal notice or message informing someone of something; an alert delivered by a system or device
Example
You will receive a notification when your application is approved.
B2 adjective /ʌnˈfeɪv(ə)rəbəl/

unfavorable

Meaning
not beneficial or advantageous; showing disapproval or opposition
Example
The proposal received an unfavorable response from the committee.
B2 noun /dɪˈtɜːrdʒənt/

detergent

Meaning
a substance used for cleaning, especially for washing clothes and dishes
Example
She bought a new brand of detergent for laundry.
B2 noun /ˈmʌð.ər.lænd/

Motherland

Meaning
the country where one was born or has citizenship; homeland
Example
He always spoke fondly of his motherland.
B2 verb, noun, adjective /ˈtɛndər/

tender

Meaning
to offer formally; soft and delicate in texture or character; a formal offer or proposal
Example
The company tendered its resignation to the board.
B2 noun /wɔːrd/

ward

Meaning
A separate room in a hospital for patients; also a division of a city or a person under guardianship.
Example
She was admitted to the children's ward.
B2 adjective /aʊtˈreɪdʒəs/

outrageous

Meaning
Shockingly bad or excessive; very unusual or amusing.
Example
The comedian told an outrageous joke.
B2 adverb /ˈfɔːrməli/

formally

Meaning
in a formal or official manner; according to established rules or conventions
Example
The agreement was formally signed by both parties.
B2 adverb /ɔːˈθentɪkli/

authentically

Meaning
in a genuine, real, or true manner; in a way that reflects true character or origin
Example
She speaks authentically about her experiences.
B2 adjective /ˈsɪr.i.əl/

Serial

Meaning
happening in a series; consecutive; arranged in order
Example
The serial killer was finally caught after years of investigation.
B2 adjective /ˌɪnsəˈfɪʃənt/

insufficient

Meaning
Not enough; inadequate.
Example
His explanation was insufficient to clear the confusion.
B2 adjective /ˌɪnfluˈenʃəl/

Influential

Meaning
having great influence on someone or something; powerful; persuasive
Example
She is an influential leader in the community.
B2 noun /ˌsɛpəˈreɪʃən/

Separation

Meaning
the action or state of moving or being moved apart; the division of something into constituent or distinct elements
Example
The separation of the two countries was peaceful.
B2 verb /ˈɔːltər/

alter

Meaning
to change or modify something slightly but significantly
Example
She decided to alter her dress to make it fit better.
B2 noun /slʌm/

Slum

Meaning
a poor urban area with substandard housing and squalid conditions
Example
The government is working to improve conditions in the slum.
B2 adjective /ˈvoʊkəl/

vocal

Meaning
expressing opinions or feelings freely and loudly; relating to the voice
Example
She was very vocal about her dissatisfaction.
B2 noun /ˈbeə.rər/

Bearer

Meaning
a person who carries or brings something; holder of a document
Example
The bearer of this message must deliver it quickly.