aquamarine–arc Vocabulary (A Words) – Meanings & Synonyms

aquamarine

NatureB2

Meaning: A blue-green gemstone.

Part of speech: noun

Example: She wore an aquamarine ring.

Category: Nature › Gemstones

Synonyms:

gemstone
stone

aquaplane

SportsC1

Meaning: A board used for riding on water while being towed by a boat.

Part of speech: noun

Example: He enjoyed aquaplaning on the lake.

Category: Sports › Water Sports

Synonyms:

waterboard
towboard

aquaplaning

TransportationC2

Meaning: The action of a vehicle losing traction on wet surfaces.

Part of speech: noun

Example: Aquaplaning can be dangerous during heavy rain.

Category: Transportation › Driving Safety

Synonyms: hydroplaning

aquarium

NatureA2

Meaning: A transparent tank for keeping aquatic animals and plants.

Part of speech: noun

Example: The aquarium has many colorful fish.

Category: Nature › Aquatic Life

Synonyms:

fish tank
marine exhibit

Aquarius

GeneralB2

Meaning: The eleventh sign of the zodiac, represented by the water bearer.

Part of speech: noun

Example: Aquarius is known for being independent and innovative.

Category: General › Astrology

Synonyms: zodiac sign

aquarobics

HealthB2

Meaning: A form of exercise performed in water.

Part of speech: noun

Example: She enjoys aquarobics for fitness.

Category: Health › Exercise

Synonyms:

water aerobics
aqua fitness

aquatic

NatureB1

Meaning: Relating to water.

Part of speech: adjective

Example: Aquatic plants thrive in wet environments.

Category: Nature

Synonyms:

water-related
marine

Antonyms:

terrestrial
land-based

aquatint

ArtsC2

Meaning: A printmaking technique that creates tonal effects.

Part of speech: noun

Example: The artist used aquatint to enhance the depth of the image.

Category: Arts › Techniques

Synonyms:

printmaking
etching

aqueduct

EngineeringC2

Meaning: A structure for conveying water, typically in the form of a bridge.

Part of speech: noun

Example: The ancient aqueduct is still standing today.

Category: Engineering › Water Management

Synonyms:

waterway
conduit

aqueous

ScienceC2

Meaning: Related to, or resembling water.

Part of speech: adjective

Example: The aqueous solution was used in the experiment.

Category: Science › Chemistry

Synonyms:

watery
liquid

aqueous humour

MedicineC2

Meaning: The clear fluid in the front part of the eye.

Part of speech: noun

Example: The aqueous humour helps maintain eye pressure.

Category: Medicine › Ophthalmology

Synonyms: eye fluid

aquifer

GeologyC2

Meaning: A geological formation that can store and transmit water.

Part of speech: noun

Example: The aquifer supplies water to the nearby town.

Category: Geology

Synonyms:

water-bearing layer
water source

aquiline

GeneralC2

Meaning: Having a hooked nose or profile.

Part of speech: adjective

Example: He had an aquiline nose that gave him a distinguished look.

Category: General

Synonyms:

hooked
curved

Arab

CultureB1

Meaning: A member of a Semitic people originally from the Arabian Peninsula.

Part of speech: noun

Example: The Arab culture is rich in history.

Category: Culture › Ethnic Groups

Synonyms:

Arabian
Semite

arabesque

ArtsC1

Meaning: An ornamental design consisting of intertwined flowing lines.

Part of speech: noun

Example: The arabesque patterns were beautiful.

Category: Arts › Design

Synonyms:

ornamentation
design

Arabian

CultureB2

Meaning: Relating to Arabia or its people.

Part of speech: adjective

Example: The Arabian desert is vast and arid.

Category: Culture › Geography

Synonyms:

Arab
Middle Eastern

Arabic

LanguageB1

Meaning: Relating to the Arabic language or culture.

Part of speech: adjective

Example: She is learning Arabic to communicate better.

Category: Language › Linguistics

Synonyms:

Arab
Semitic

Arabic numeral

MathematicsA2

Meaning: The ten symbols used to represent numbers (0-9).

Part of speech: noun

Example: Arabic numerals are used worldwide.

Category: Mathematics › Numerals

Synonyms:

digits
numbers

Arabica

FoodB2

Meaning: A type of coffee made from Arabica beans.

Part of speech: noun

Example: Arabica coffee is known for its smooth flavor.

Category: Food › Beverages

Synonyms:

coffee
brew

Arabist

EducationC2

Meaning: A scholar or expert in Arabic language and culture.

Part of speech: noun

Example: The Arabist gave a lecture on Middle Eastern history.

Category: Education › Linguistics

Synonyms:

Arab scholar
Arabic expert

arable

AgricultureB2

Meaning: Land suitable for growing crops.

Part of speech: adjective

Example: The region has a lot of arable land.

Category: Agriculture › Farming

Synonyms:

fertile
cultivable

Antonyms:

barren
infertile

arachnid

BiologyC1

Meaning: A class of joint-legged invertebrates that includes spiders and scorpions.

Part of speech: noun

Example: Arachnids have eight legs.

Category: Biology › Zoology

Synonyms:

spider
scorpion

arachnophobia

PsychologyC2

Meaning: An intense fear of spiders.

Part of speech: noun

Example: Her arachnophobia made it difficult for her to enter the room.

Category: Psychology › Phobias

Synonyms:

spider fear
spider phobia

arak

FoodC2

Meaning: A type of alcoholic beverage made from aniseed.

Part of speech: noun

Example: He enjoyed a glass of arak with his meal.

Category: Food › Beverages

Synonyms:

liquor
spirit

Aran

GeographyC2

Meaning: A group of islands in the Atlantic Ocean, part of Ireland.

Part of speech: noun

Example: The Aran Islands are known for their rugged beauty.

Category: Geography › Islands

Synonyms: islands

arbiter

LawC2

Meaning: A person who settles a dispute or has ultimate authority.

Part of speech: noun

Example: The arbiter made a fair decision.

Category: Law › Dispute Resolution

Synonyms:

judge
mediator

arbitrage

FinanceC2

Meaning: The simultaneous buying and selling of assets to profit from price differences.

Part of speech: noun

Example: Arbitrage can be risky but profitable.

Category: Finance › Investments

Synonyms:

trading
speculation

arbitrager

FinanceC2

Meaning: A person who engages in arbitrage.

Part of speech: noun

Example: The arbitrager took advantage of market fluctuations.

Category: Finance › Investments

Synonyms:

trader
speculator

arbitrary

GeneralB2

Meaning: Based on random choice or personal whim, rather than any reason or system.

Part of speech: adjective

Example: The decision seemed arbitrary and unfair.

Category: General

Synonyms:

random
capricious

Antonyms:

systematic
logical

arbitrate

LawC1

Meaning: To reach an authoritative judgment or settlement.

Part of speech: verb

Example: They decided to arbitrate the dispute.

Category: Law › Dispute Resolution

Synonyms:

mediate
settle

arbitration

LawC2

Meaning: The process of resolving a dispute by a third party.

Part of speech: noun

Example: Arbitration is often faster than going to court.

Category: Law › Dispute Resolution

Synonyms:

mediation
settlement

arbitrator

LawC2

Meaning: A person appointed to settle a dispute.

Part of speech: noun

Example: The arbitrator listened to both sides before making a decision.

Category: Law › Dispute Resolution

Synonyms:

mediator
judge

Arbor Day

EnvironmentB2

Meaning: A day dedicated to planting trees.

Part of speech: noun

Example: We celebrate Arbor Day by planting new trees.

Category: Environment › Conservation

Synonyms: tree planting day

arboreal

NatureC2

Meaning: Relating to trees.

Part of speech: adjective

Example: The arboreal habitat is home to many species.

Category: Nature

Synonyms:

tree-dwelling
wooded

arboretum

NatureC2

Meaning: A place where trees and shrubs are grown for study and display.

Part of speech: noun

Example: The arboretum features a variety of tree species.

Category: Nature › Botany

Synonyms:

tree garden
plantation

arboriculture

AgricultureC2

Meaning: The cultivation and management of trees.

Part of speech: noun

Example: Arboriculture is important for urban planning.

Category: Agriculture › Forestry

Synonyms:

tree care
tree management

Arborio

FoodB2

Meaning: A type of short-grain rice used in risotto.

Part of speech: noun

Example: Arborio rice is essential for making creamy risotto.

Category: Food › Grains

Synonyms: rice

arbour

NatureC2

Meaning: A shady garden alcove with sides and a roof formed by trees or climbing plants.

Part of speech: noun

Example: They sat in the arbour to enjoy the cool breeze.

Category: Nature › Gardens

Synonyms:

bower
shade

arbutus

NatureC2

Meaning: A type of tree or shrub with red berries.

Part of speech: noun

Example: The arbutus tree is known for its beautiful bark.

Category: Nature › Plants

Synonyms: strawberry tree

arc

MathematicsB2

Meaning: A part of the circumference of a circle.

Part of speech: noun

Example: The arc of the rainbow was beautiful.

Category: Mathematics

Synonyms:

curve
bend

Ask OneGoCube Words AI

Browse by Category

Browse by CEFR Level