CEFR Level
A large nest of a bird of prey, especially an eagle, typically built high in a tree or on a cliff.
"The eagle built its aerie on the high cliff."
A person who travels in an airship, balloon, or other aircraft.
"The aeronaut skillfully guided the hot-air balloon across the valley."
A lighter-than-air craft, such as a balloon, that is lifted by gas.
"The military used an aerostat for surveillance over the border."
Relating to or involving gases (especially air) in equilibrium and the equilibrium of balloons or aircraft under the influence of such gases.
"Aerostatic designs ensure stability at high altitudes."
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
"Aerostatics is essential for understanding how balloons float."
An eagle’s nest, or a lofty, airy dwelling.
"The eagle perched proudly near its aery high on the cliff."
A person who has a special appreciation of art and beauty.
"The aesthete admired the subtle details of the painting."
friendly, easy to talk to, and pleasant in manner
"He is such an affable host that everyone feels comfortable at his parties."
an unnatural behavior or speech intended to impress others
"Her British accent was just an affectation to sound sophisticated."
carrying impulses toward a central organ or part, especially toward the brain or spinal cord
"Afferent nerves carry signals from the body to the brain."
a sudden divine inspiration or creative impulse
"The poet wrote the verses under a sudden afflatus of inspiration."
A public fight or noisy disturbance that causes alarm.
"The police were called to break up an affray outside the stadium."
An action or remark that causes outrage or offense.
"He took her criticism as a personal affront."
In progress; happening or being prepared.
"There are several new projects afoot in the company."
Mentioned earlier; previously stated.
"The aforesaid conditions must be met before the contract is signed."
With the mouth wide open in surprise or wonder.
"She stood agape at the breathtaking view."
To collect or form into a mass or group.
"The dust particles began to agglomerate into larger clusters."
A mass or collection of things, sometimes clustered together.
"The city is an agglomeration of diverse cultures and communities."
The process of land being built up by sediment deposition.
"Aggradation helps in the natural expansion of riverbanks."
To increase the power, wealth, or importance of a person or entity.
"The politician tried to aggrandize himself through exaggerated claims."
to initiate an attack or show hostile behavior
"The army chose not to aggress without provocation."
to cause distress or make someone feel resentful
"She felt aggrieved by the unfair decision."
Highly excited by eagerness, curiosity, or anticipation.
"The children were agog with excitement as they waited for the magician to appear."
The study of ecological processes applied to agricultural production systems.
"Agroecology promotes environmentally friendly farming methods."
An ecological system centered on agricultural activities and processes.
"A healthy agroecosystem improves soil fertility."
A land use management system in which trees or shrubs are grown around or among crops or pastureland.
"Agroforestry improves soil quality and crop yield."
A scientist who studies soil management and crop production.
"The agronomist suggested new methods to improve rice yields."
The science and practice of soil management and crop production, focusing on the principles of plant and soil science to optimize agricultural productivity.
"Agronomy focuses on soil management and crop production."
A military officer acting as a confidential assistant to a senior officer.
"The general was accompanied by his aide-de-camp during the ceremony."
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
"The statue was carved from pure alabaster."
Cheerful willingness, eagerness, or readiness to do something.
"She accepted the invitation with alacrity."
A person, animal, or plant lacking normal pigmentation, resulting in pale skin, hair, and eyes.
"The albino rabbit had white fur and pink eyes."
A white or colorless mineral of the feldspar group, often found in igneous rocks.
"Geologists discovered albite crystals in the rock sample."
A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.
"The alder trees grew thick along the riverbank."
An elected member of a municipal council in certain cities and towns.
"The alderman proposed a new plan for community parks."
The office, position, or dignity of an alderman.
"He was honored with aldermanship after years of service."
Able to be transferred or surrendered, usually referring to rights or property.
"Property rights are alienable and can be sold or transferred."
food or nourishment that sustains life
"Fruits and vegetables are important aliments for a healthy body."
relating to nourishment or the organs of digestion
"The doctor explained the role of the alimentary canal in digestion."
A British law passed in 1863 to regulate the emission of hydrochloric acid gas from alkali works, representing one of the first pieces of environmental legislation.
"The Alkali Act of 1863 was one of the first environmental laws."
to reduce the intensity of fear, worry, or pain; to calm
"The teacher tried to allay the students’ fears before the exam."
to repeat the same consonant sound at the beginning of words in a phrase or sentence
"The poet often alliterates words to create rhythm."
Making indirect references or hints; suggestive without being explicit.
"The novel is full of allusive passages that point to classical literature."
Relating to or derived from alluvium (loose soil or sediment deposited by rivers).
"The farmers cultivate crops on the fertile alluvial plains."
The gradual increase of land by the deposit of soil from water; also, a flood or overflow of water.
"The river’s alluvion added new fertile land to the village fields."
Fertile soil deposited by flowing water, especially in riverbanks.
"The alluvium in riverbanks is highly fertile for agriculture."
An annual publication containing calendars, weather forecasts, astronomical data, and other useful information.
"He consulted the almanac to check the phases of the moon."
a large cupboard or wardrobe used for storing clothes and other items
"I keep all my clothes in the wooden almirah."
Money, food, or goods given to the poor as charity.
"The monk distributed alms to the needy villagers."