English Vocabulary Dictionary | Word Meanings, Definitions & Examples
Unable to be attacked, questioned, or defeated.
"Her logic was unassailable during the debate."
Not made less intense or relieved; unrelieved.
"His grief remained unassuaged despite the passage of time."
Not pretentious or arrogant; modest.
"Despite his success, he remained unassuming and humble."
Lacking confidence or certainty.
"She gave an unassured answer during the interview."
impossible to achieve, reach, or accomplish
"For many, becoming a professional athlete remains an unattainable dream."
The state of being not available or not accessible.
"The unavailability of the manager caused a delay in the project."
Not able to be obtained, reached, or used; not present or accessible.
"The manager was unavailable to take calls during the meeting."
Impossible to avoid or prevent.
"Delays were unavoidable due to heavy rain."
not knowing or realizing; having no knowledge of something
"She was completely unaware of the danger."
not balanced; lacking stability or equilibrium; mentally unstable
"The unbalanced table kept wobbling."
Too difficult or unpleasant to endure.
"The heat was unbearable in the afternoon."
not defeated; having never lost; undefeated
"The team remains unbeaten this season."
Not proper or appropriate for a person; unsuitable.
"His rude behavior was unbecoming of a leader."
A lack of belief, especially in religious faith.
"His heart was full of doubt and unbelief."
impossible to believe; extremely surprising or remarkable
"The magician's performance was absolutely unbelievable."
Not willing or able to believe; skeptical or doubtful
"She gave him an unbelieving look when he claimed to have met a celebrity."
Not showing prejudice; impartial and fair.
"The report gave an unbiased view of the situation."
showing no shame or embarrassment; boldly shameless
"He told the unblushing lie without any hesitation."
not able to be broken or damaged; very strong and durable
"Their friendship formed an unbreakable bond."
Uncontrolled and unrestrained.
"The protesters showed unbridled enthusiasm for change."
Strange or mysterious, especially in an unsettling way.
"She has an uncanny ability to predict the future."
Done without formality or courtesy; abrupt or rude.
"He made an unceremonious exit from the party."
not sure or confident about something; not clearly known or decided
"She felt uncertain about her future after graduation."
in a way that shows doubt or lack of certainty
"She glanced uncertainly at the complicated instructions."
the state of being unsure or not knowing what will happen
"Economic uncertainty affects business investments."
not disputed or questioned; accepted without opposition; having no rival
"He remained the unchallenged champion for five years."
not able to be changed or altered; fixed and permanent
"The laws of physics are unchangeable principles that govern the universe."
remaining the same over time; not changing
"Her love for her family was unchanging throughout the years."
Not mapped or surveyed; unknown or unexplored.
"The mission aimed to explore uncharted areas of the planet."
not celibate; having engaged in sexual relations; lacking moral purity
"The conservative society considered her behavior unchaste and improper."
not polite or courteous; rude and discourteous in behavior
"His uncivil remarks during the meeting offended everyone present."
not developed in terms of civilization; lacking social organization and culture; barbarous
"The explorers encountered an uncivilized tribe deep in the Amazon rainforest."
not claimed by anyone; not demanded or requested; abandoned or ownerless
"The unclaimed luggage was stored in the airport's lost property department."
the brother of one's father or mother
"My uncle is visiting us next week."
not easy to understand; vague or ambiguous
"The instructions were unclear, so I asked for clarification."
to remove clothing from someone or something
"The nurse helped unclothe the patient for the examination."
the act or process of removing clothing
"The child quickly ran inside for unclothing after playing in the mud."
causing or feeling physical or emotional discomfort
"He felt uncomfortable during the long meeting."
rare, unusual, or remarkable
"It is uncommon to see snow in this region."
not willing to make concessions; firm and resolute
"She remained uncompromising in her principles."
lack of worry or interest; indifference
"She showed complete unconcern about the criticism."
not subject to any conditions; complete and absolute
"She offered her unconditional support to her friend in need."
not confirmed as true or definite; not verified or substantiated
"The report remains unconfirmed until we receive official verification."
shockingly unfair or unreasonable
"The company made unconscionable profits from the crisis."
to provide support or foundation for; to strengthen
"Strong values undergird a healthy society."
insufficiently exposed to light (in photography) or not given enough attention
"The photo was underexposed and looked too dark."
a piece of clothing worn under outer clothes, usually next to the skin
"He bought new undergarments for the wedding."
To judge something as less important or smaller than it really is.
"Never underestimate the power of teamwork."
to go through something, especially something unpleasant or difficult
"She had to undergo surgery to recover."
a student who has not yet earned a bachelor's degree
"She is an undergraduate studying computer science."