English Dictionary — Definitions & Meanings

uber

adj

Informal: extremely, or the ultimate example of something.

uberty

noun

(formal) Great abundance, especially of growth or produce.

ubiquitous

adj

Seeming to be everywhere at once; found absolutely everywhere.

ubiquity

noun

The state of being everywhere at once, or of appearing so widely that you cannot avoid noticing it.

Uday

name

A masculine given name of Sanskrit origin, meaning "sunrise" or "rising."

udder

noun

The milk-producing organ hanging beneath cattle, goats, sheep, and similar animals.

udo

noun

Japanese spikenard, a tall Asian plant whose blanched young shoots are eaten as a vegetable.

udon

noun

A thick, chewy Japanese noodle made from wheat flour.

Ueda

name

A Japanese surname meaning "upper rice field."

Ueno

name

A Japanese surname meaning "upper field," and the name of a famous district and park in Tokyo.

ufo

noun

An unidentified flying object — something seen in the sky that cannot be readily explained, often associated with claims of alien spacecraft.

ug

verb

To feel or cause a strong sense of dread, disgust, or revulsion; to shudder at something repulsive.

Uganda

name

A landlocked country in East Africa, known for its lakes and wildlife.

ugh

intj

Used to express disgust, annoyance, or repugnance.

uglies

noun

The quality or state of being ugly; unattractiveness.

ugliness

noun

The quality of being unpleasant to look at.

ugly

adj

Unpleasant to look at; not attractive.

uh

intj

A filler sound used while thinking or hesitating in speech.

uhlan

noun

A lancer, a soldier armed with a lance in a former light cavalry unit of the Polish, Prussian or German, Austrian, and Russian armies.

UI

noun

The part of a piece of software that a person actually sees and operates — the screens, buttons, menus, forms and text through which they give instructions and read results.

ukase

noun

An official order or announcement with the force of law, especially one issued by a Russian ruler.

uke

noun

In martial arts practice, the person on whom a technique is performed by their partner.

Ukraine

name

A country in Eastern Europe on the northern coast of the Black Sea, with Kyiv as its capital.

Ukrainian

adj

Relating to Ukraine, its people, or its language.

ukulele

noun

A small four-stringed guitar-like instrument, closely associated with Hawaiian music.

UL

verb

To upload a file to the internet or a server.

Ula

name

A feminine given name, a short form of names such as Ursula.

ulaanbaatar

name

The name of the capital city of Mongolia.

ulcer

noun

An open, slow-healing sore on the skin or inside the body, often caused by irritation or infection.

ulceration

noun

The forming of an open sore on the skin or inside the body.

ulcerousness

noun

The state of being affected by, or covered in, open sores.

Ullman

name

A Jewish and German surname, likely derived from a place name or the given name Ulrich.

ulna

noun

The long bone of the forearm running from the elbow to the wrist, on the side opposite the thumb.

Ulrich

name

A masculine given name of Germanic origin, meaning "power and homeland" or "noble ruler."

Ulster

name

A historic province in the north of Ireland, made up of six counties in Northern Ireland and three in the Republic of Ireland.

ulterior

adj

Hidden or undisclosed, especially when describing a motive meant to deceive.

ultimate

adj

Final; the last in a sequence, beyond which nothing more follows.

ultimately

adv

In the end; after everything else has been considered or has happened.

ultimatum

noun

A final demand or set of terms, often carrying a threat if not accepted by a deadline.

ultimogeniture

noun

(law) A system in which property passes to the youngest son or child rather than the eldest.

ultra

adj

Extreme; going far beyond what is normal or moderate.

ultrabook

noun

A slim, lightweight laptop computer, about the same size as a small notebook computer.

ultramarine

adj

Situated on the other side of the sea.

ultrasonic

adj

Having a sound frequency higher than what humans can hear, generally above 20 kilohertz.

ultrasonics

noun

The branch of science and engineering that studies and makes use of sound too high-pitched for humans to hear.

ultrasonography

noun

The technique of using high-pitched sound waves to create pictures of what is inside an object or space.

ultrasound

noun

Sound waves at a frequency too high for humans to hear.

ultraviolet

adj

Describing light or radiation with a wavelength shorter than visible light, invisible to the human eye.

ululate

verb

To let out a long, loud, wailing cry, either from grief or from joy.

ululation

noun

A long, loud, wailing cry made by ululating.

Ulysses

name

A masculine given name, the Latin form of Odysseus, the hero of Homer's Odyssey, also borne by U.S. President Ulysses S. Grant.

um

intj

A filler sound used to express hesitation or uncertainty while speaking.

Uma

noun

Any of the character cast known as horse girls in the Umamusume franchise.

umami

noun

The savoury, meaty, mouth-filling taste found in foods such as parmesan, soy sauce, mushrooms, anchovies and ripe tomatoes, recognised as one of the basic tastes alongside sweet, sour, salty and bitter.

Umar

name

A masculine given name of Arabic origin, meaning "flourishing" or "long-lived," borne by the second caliph of Islam.

umbeset

verb

(archaic) To get in someone's way, or act against their interests.

umbethink

verb

To bring something back into your mind; to remember it.

umbilical

adj

Relating to the navel or the umbilical cord that connects a fetus to the placenta.

umbilicus

noun

An umbilical cord.

umbrage

noun

A sense of anger or hurt that you feel when someone has offended you.

umbrageous

adj

Casting or giving shade; shaded.

umbral

adj

Relating to an umbra.

umbrella

noun

A portable folding frame covered in fabric, held overhead to give shelter from rain or sun.

umbrous

adj

Full of shadow, or connected with shadows.

umbworld

noun

The world and surroundings around a person.

ume

noun

A Japanese fruit tree closely related to the plum and apricot, or its sour fruit, often pickled or used in drinks.

umlaut

noun

The pair of dots placed over a vowel, as in German ö or ü, showing that it is pronounced as a front vowel.

UMP

noun

An informal term for an umpire, especially in baseball or cricket.

umpire

noun

An official who oversees a sports match and enforces its rules, such as in baseball, cricket, or tennis.

umpteen

det

Large in number but not stated exactly.

umstroke

noun

The distance all the way around the edge of a circle.

Un

name

A Korean given name element and surname, also familiarly used to refer to North Korean leader Kim Jong Un.

Una

name

A feminine given name of Irish origin, meaning "lamb," also used as an anglicization of the Latin "una," meaning "one."

unabashed

adj

Not feeling embarrassed or ashamed about something.

unability

noun

The lack of the ability to do something.

unable

adj

Not having the ability, power, or means to do something.

Unabomber

name

A nickname coined by the FBI for Theodore Kaczynski, referring to his early bombing targets of universities and airlines.

unabridged

adjective

Complete, with nothing cut out or shortened, especially of a book, recording or dictionary.

unaccelerate

verb

To slow something down again after it has been sped up.

unacceptable

adj

Not good enough to be allowed, approved of, or tolerated.

unaccompanied

adj

Traveling or appearing alone, without anyone else along.

unaccounted

adj

Not explained, tracked, or included in a total; missing from a record.

unaccustomed

adj

Not familiar with something because you do not usually experience it.

unacquainted

adj

Not familiar with a person or thing because you have not met or experienced them before.

unacquire

verb

To get rid of something, or lose the thing you had gained.

unadorned

adj

Plain, with no decoration added.

unadulterated

adj

Pure, with nothing added or mixed in.

unaffected

adj

Not changed or influenced by something.

unaffiliated

adj

Not affiliated or connected with anything.

unafraid

adj

Not feeling fear; not afraid.

unaggressive

adj

Calm and gentle, not violent or forceful.

unaided

adj

Done without any help from another person or thing.

unalike

adj

Not the same as something else; different.

unalikeness

noun

The fact of being different from something else.

unalive

adj

Not living; dead or without life.

unallowable

adj

Not permitted.

unalloyed

adj

Describes a metal that is pure, not mixed with any other metal.

unalterable

adj

Impossible to change.

unaltering

adj

Staying the same; not changing.

unambiguity

noun

The quality of having only one clear meaning.

unambiguous

adj

Easy to understand, with only one possible meaning.

unambiguously

adv

In a clear way that leaves no room for doubt.

unambitious

adj

Not wanting very much to succeed or achieve great things.

unamenable

adj

Not willing to accept suggestions or be influenced by others.

unangelic

adj

Not sweet or well-behaved, like an angel might be.

unanimity

noun

A situation in which everyone involved agrees completely.

unanimous

adj

Agreed to by everyone, with no one dissenting.

unanimously

adv

With everyone in agreement; without any dissent.

unannounced

adj

Happening or arriving without prior notice.

unanswerable

adj

Unable to be answered; not open to a reply.

unanswered

adj

Not yet answered, responded to, or resolved.

unapologetic

adj

Showing no regret for something harmful you said or did, even when you probably should feel sorry.

unapparent

adj

Not obvious or easy to notice on the surface.

unappealing

adj

Not attractive or tempting; failing to interest or please.

unappreciated

adj

Not recognized or valued for one's effort or worth.

unapprehensive

adj

Not understanding or taking something in.

unapproachable

adj

Hard or impossible to get to.

unapt

adj

Not suitable or right for a particular situation.

unarguability

noun

The fact of being impossible to argue against.

unarguable

adj

So obviously true that it cannot sensibly be disputed.

unarm

verb

To take someone's weapons and armour away from them.

unarmed

adj

Not carrying a weapon.

unarmored

adj

Not wearing or covered by armour.

unarticulated

adj

Not clearly expressed or explained.

unassociated

adj

Not connected or linked with something else.

unassuming

adj

Modest and not seeking attention or credit.

unassumingness

noun

The quality of not being showy or boastful about yourself.

unattached

adj

Not physically joined or connected to something else.

unattainable

adj

Impossible to reach or achieve.

unattended

adj

Left alone, with no one watching or supervising.

unattractive

adj

Not pleasing in appearance.

unattributed

adj

Not credited to a known writer, artist or source.

unauthentic

adj

Not genuine or real.

unauthorized

adj

Done without official permission.

unavailability

noun

The fact of not being available.

unavailable

adj

Not able to be obtained, used, or reached at a given time.

unavailing

adj

Having no useful effect or result.

unavoidable

adj

Not able to be avoided or prevented; bound to happen.

unavoidably

adv

In a way that cannot be prevented.

unawakening

adj

Staying asleep or inactive, without waking.

unawaking

adj

Staying asleep and not waking up.

unaware

adj

Not knowing about or noticing something.

unawarely

adv

Without realising it; by accident.

unawareness

noun

The state of not knowing or noticing something.

unawares

adv

By surprise; without warning.

unbalance

verb

To make something lose its balance.

unbalanced

adj

Lacking stability or equal proportion; not balanced.

unbar

verb

To open a door by taking away the bar holding it shut.

unbearable

adj

So unpleasant, painful, or difficult that it feels impossible to put up with.

unbearably

adv

To a degree that is too much to endure.