Q–quality Vocabulary (Q Words) – Meanings & Synonyms

Q

LanguageA1

Meaning: the letter Q

Part of speech: noun

Example: The word 'queen' starts with the letter Q.

Category: Language

Qabalah

ReligionC2

Meaning: a mystical Jewish tradition

Part of speech: noun

Example: Qabalah explores the nature of God and the universe.

Category: Religion › Mysticism

QC

BusinessB2

Meaning: Quality Control

Part of speech: noun

Example: The factory has a strict QC process to ensure product quality.

Category: Business › Quality Management

QED

MathematicsC2

Meaning: quod erat demonstrandum, used to signify the end of a proof

Part of speech: abbreviation

Example: The theorem was proven, QED.

Category: Mathematics › Proofs

qibla

ReligionB2

Meaning: the direction Muslims face during prayer

Part of speech: noun

Example: The qibla is towards the Kaaba in Mecca.

Category: Religion › Islam

qt

SlangA2

Meaning: short for 'cutie'

Part of speech: abbreviation

Example: She called him a qt because of his charming smile.

Category: Slang

Q-tip

HealthA1

Meaning: a brand of cotton swab

Part of speech: noun

Example: I used a Q-tip to clean my ears.

Category: Health › Personal Care

qua

LanguageC2

Meaning: in the capacity of

Part of speech: preposition

Example: He is here qua representative of the company.

Category: Language

quack

MedicineB2

Meaning: a fraudulent or incompetent doctor

Part of speech: noun

Example: He was exposed as a quack after his fake medical claims.

Category: Medicine › Fraud

Synonyms: charlatan

quackery

MedicineC1

Meaning: the practice of pretending to be a doctor

Part of speech: noun

Example: Quackery can lead to serious health risks.

Category: Medicine › Fraud

quad

GeometryB1

Meaning: a four-sided figure or area

Part of speech: noun

Example: The students gathered in the quad for lunch.

Category: Geometry

Synonyms: quadrilateral

quad bike

TransportationB1

Meaning: a four-wheeled vehicle for off-road use

Part of speech: noun

Example: He rode his quad bike through the muddy trails.

Category: Transportation › Vehicles

Synonyms: ATV

quadrangle

ArchitectureB2

Meaning: a four-sided enclosure, often in a school

Part of speech: noun

Example: The quadrangle was filled with students during lunch.

Category: Architecture

quadrangular

GeometryC1

Meaning: having four angles or corners

Part of speech: adjective

Example: The quadrangular shape of the building is unique.

Category: Geometry

quadrant

MathematicsB2

Meaning: one of four sections of a plane

Part of speech: noun

Example: Each quadrant of the graph represents different data.

Category: Mathematics › Geometry

quadraphonic

TechnologyC1

Meaning: relating to a four-channel sound system

Part of speech: adjective

Example: The quadraphonic sound system enhances the listening experience.

Category: Technology › Audio

quadratic

MathematicsB2

Meaning: relating to a polynomial of degree two

Part of speech: adjective

Example: The quadratic equation can be solved using the quadratic formula.

Category: Mathematics › Algebra

quadri-

LanguageC1

Meaning: meaning four

Part of speech: prefix

Example: The term 'quadrilateral' uses the prefix quadri-.

Category: Language › Prefixes

quadriceps

HealthB2

Meaning: a group of muscles in the thigh

Part of speech: noun

Example: Squats help strengthen the quadriceps.

Category: Health › Anatomy

quadrilateral

GeometryB1

Meaning: a four-sided figure

Part of speech: noun

Example: A square is a type of quadrilateral.

Category: Geometry

Synonyms: quad

quadrille

ArtsC1

Meaning: a dance for four couples

Part of speech: noun

Example: They performed a quadrille at the ball.

Category: Arts › Dance

quadrillion

MathematicsC2

Meaning: the number equal to one thousand trillion

Part of speech: noun

Example: There are quadrillion stars in the universe.

Category: Mathematics › Numbers

quadriplegic

HealthC2

Meaning: a person who is paralyzed in all four limbs

Part of speech: noun

Example: The quadriplegic athlete inspired many with his determination.

Category: Health › Disability

quadrophonic

TechnologyC1

Meaning: relating to a four-channel audio system

Part of speech: adjective

Example: The quadrophonic setup provides immersive sound.

Category: Technology › Audio

quadruped

BiologyB2

Meaning: an animal with four legs

Part of speech: noun

Example: Dogs and cats are both quadrupeds.

Category: Biology › Zoology

quadruple

BusinessB2

Meaning: to increase fourfold

Part of speech: verb

Example: The company plans to quadruple its profits this year.

Category: Business › Finance

quadruplet

FamilyB2

Meaning: one of four offspring born at the same time

Part of speech: noun

Example: They welcomed quadruplets into their family.

Category: Family › Birth

quaff

Food & DrinkC1

Meaning: to drink deeply

Part of speech: verb

Example: He quaffed his drink in one go.

Category: Food & Drink › Beverages

Synonyms: gulp

quagga

BiologyC2

Meaning: an extinct species of zebra

Part of speech: noun

Example: The quagga was native to South Africa.

Category: Biology › Extinct Species

quagmire

GeneralC1

Meaning: a difficult or precarious situation

Part of speech: noun

Example: He found himself in a quagmire of debt.

Category: General › Situations

Synonyms: predicament

quail

EmotionsC2

Meaning: to feel afraid or timid

Part of speech: verb

Example: She quailed at the thought of speaking in public.

Category: Emotions › Fear

Synonyms: cower

quaint

ArtsB2

Meaning: charmingly unusual or old-fashioned

Part of speech: adjective

Example: The quaint village attracted many tourists.

Category: Arts › Design

Synonyms: charming

Antonyms: modern

quake

NatureB2

Meaning: to shake or tremble

Part of speech: verb

Example: The ground began to quake during the earthquake.

Category: Nature › Geology

Synonyms: tremble

quaker

ReligionC1

Meaning: a member of the Religious Society of Friends

Part of speech: noun

Example: The Quaker community values peace and simplicity.

Category: Religion › Christianity

qualification

EducationB2

Meaning: a skill or quality needed for a job

Part of speech: noun

Example: She has the necessary qualifications for the position.

Category: Education › Qualifications

Synonyms: credential

qualified

EducationB2

Meaning: having the necessary skills or knowledge

Part of speech: adjective

Example: He is a qualified teacher with years of experience.

Category: Education › Qualifications

Synonyms: certified

Antonyms: unqualified

qualifier

SportsB2

Meaning: a person or thing that qualifies

Part of speech: noun

Example: She is a qualifier for the national championship.

Category: Sports › Competitions

qualify

EducationB2

Meaning: to meet the necessary standards

Part of speech: verb

Example: He hopes to qualify for the finals.

Category: Education › Qualifications

Synonyms: meet the criteria

qualitative

ResearchC1

Meaning: relating to the quality of something

Part of speech: adjective

Example: The study focused on qualitative research methods.

Category: Research › Methods

quality

BusinessB1

Meaning: the standard of something

Part of speech: noun

Example: The quality of the product is excellent.

Category: Business › Quality Management

Synonyms: standard

Antonyms: inferiority

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