Meaning: With reference to; concerning.

Part of speech: adverb

Example: Apropos of our discussion, I have some new ideas.

Category: General

Synonyms:

• regarding
• concerning

Meaning: Social activities after skiing.

Part of speech: noun

Example: We enjoyed some aprs-ski at the lodge.

Category: Sports › Skiing

Synonyms:

• after-ski
• post-ski

Meaning: The cultivation of aquatic organisms, such as fish and plants.

Part of speech: noun

Example: Aquaculture is important for sustainable seafood production.

Category: Science › Marine Biology

Synonyms:

• fish farming
• marine farming

Meaning: A device used for breathing underwater.

Part of speech: noun

Example: He used an aqualung while diving.

Category: Technology › Diving Equipment

Synonyms:

• scuba gear
• diving apparatus

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

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

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

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

Meaning: A prefix meaning chief or principal.

Part of speech: prefix

Example: An arch-nemesis is the main enemy of a hero.

Category: Language

Meaning: Relating to the study of archaeology.

Part of speech: adjective

Example: The archaeological site revealed many ancient artifacts.

Category: Science › Archaeology

Synonyms:

• historical
• ancient

Meaning: Very old or old-fashioned; no longer in common use.

Part of speech: adjective

Example: The archaic language in the poem made it difficult to understand.

Category: Language

Synonyms:

• antiquated
• obsolete

Antonyms:

• modern
• current

Meaning: A senior bishop in charge of an archdiocese.

Part of speech: noun

Example: The archbishop presided over the ceremony.

Category: Religion

Synonyms:

• senior bishop
• bishop leader

Meaning: A district under the care of an archbishop.

Part of speech: noun

Example: The archdiocese covers several counties.

Category: Religion

Synonyms:

• bishopric
• diocese

Meaning: A principal enemy or rival.

Part of speech: noun

Example: The superhero's archenemy always tries to thwart his plans.

Category: Arts

Synonyms:

• nemesis
• rival

Meaning: A very typical example of a certain person or thing.

Part of speech: noun

Example: The hero is an archetype found in many stories.

Category: Arts

Synonyms:

• model
• prototype

Meaning: A decorative molding around a door or window.

Part of speech: noun

Example: The architrave added elegance to the room.

Category: Architecture

Synonyms:

• molding
• frame

Meaning: A person responsible for preserving and managing archives.

Part of speech: noun

Example: The archivist organized the historical documents.

Category: History

Synonyms:

• curator
• librarian

Meaning: A principal rival or enemy.

Part of speech: noun

Example: The two teams are arch-rivals in the championship.

Category: Sports

Synonyms:

• main rival
• nemesis

Meaning: Having or showing very strong feelings; passionate.

Part of speech: adjective

Example: She is an ardent supporter of environmental causes.

Category: Emotions

Synonyms:

• passionate
• fervent

Antonyms:

• indifferent
• apathetic

Meaning: Involving a lot of effort and difficulty.

Part of speech: adjective

Example: The hike was arduous but rewarding.

Category: General

Synonyms:

• difficult
• challenging

Antonyms:

• easy
• simple

Meaning: Open to argument or debate; not settled.

Part of speech: adjective

Example: The decision was arguable and led to much discussion.

Category: General

Synonyms:

• debatable
• disputable

Meaning: It may be argued or stated; possibly.

Part of speech: adverb

Example: He is arguably the best player on the team.

Category: General

Synonyms:

• possibly
• perhaps

Meaning: Given to expressing divergent or opposite views; inclined to argue.

Part of speech: adjective

Example: He has an argumentative nature and often debates with friends.

Category: Language

Synonyms:

• disputatious
• contentious

Antonyms:

• agreeable
• peaceful

Meaning: A pattern of diamonds, often used in knitting or textiles.

Part of speech: noun

Example: He wore an argyle sweater to the party.

Category: Fashion

Synonyms:

• diamond pattern
• design

Meaning: A suffix used to form nouns indicating a person who advocates or is a follower of a particular doctrine or principle.

Part of speech: suffix

Example: A vegetarian is someone who does not eat meat.

Category: Language

Meaning: The first sign of the zodiac, represented by a ram.

Part of speech: noun

Example: People born under Aries are often seen as energetic.

Category: Astrology

Synonyms:

• zodiac sign
• ram

Meaning: Of or relating to the aristocracy; noble.

Part of speech: adjective

Example: She comes from an aristocratic family.

Category: Politics

Synonyms:

• noble
• elite

Meaning: The average of a set of numbers, calculated by dividing the sum of the numbers by the count of numbers.

Part of speech: noun

Example: To find the arithmetic mean, add all the numbers and divide by how many there are.

Category: Mathematics

Synonyms:

• average
• mean

Meaning: Relating to arithmetic; numerical.

Part of speech: adjective

Example: The arithmetical calculations were complex.

Category: Mathematics

Synonyms:

• numerical
• mathematical

Meaning: A large fleet of ships, especially warships.

Part of speech: noun

Example: The armada set sail to conquer new territories.

Category: Military

Synonyms:

• fleet
• navy

Meaning: A type of brandy produced in the Gascony region of France.

Part of speech: noun

Example: He enjoyed a glass of Armagnac after dinner.

Category: Food & Drink › Alcohol

Synonyms: brandy

Meaning: Military weapons and equipment.

Part of speech: noun

Example: The country increased its armament in response to threats.

Category: Military › Weapons

Synonyms:

• weapons
• munitions

Meaning: The opening in a garment for the arm.

Part of speech: noun

Example: The armhole of the shirt was too tight.

Category: Fashion › Clothing

Synonyms: sleeve hole

Meaning: An agreement to stop fighting, usually in a war.

Part of speech: noun

Example: The two countries signed an armistice to end the conflict.

Category: Politics › War

Synonyms:

• truce
• ceasefire

Meaning: A small arm ornament or bracelet.

Part of speech: noun

Example: She wore a delicate armlet made of gold.

Category: Fashion › Jewelry

Synonyms:

• bracelet
• bangle

Meaning: A vehicle designed to transport troops safely in combat zones.

Part of speech: noun

Example: The army deployed several armoured personnel carriers.

Category: Military › Vehicles

Synonyms:

• APC
• military vehicle

Meaning: Covered with armor for protection.

Part of speech: adjective

Example: The armoured truck was designed to withstand attacks.

Category: Military › Protection

Synonyms:

• armoured
• reinforced

Meaning: Material used to cover and protect vehicles or structures.

Part of speech: noun

Example: The tank was fitted with new armour-plating.

Category: Military › Protection

Synonyms:

• protection
• shielding

Meaning: Efforts to regulate or limit the production and use of weapons.

Part of speech: noun

Example: Arms control agreements aim to reduce the risk of conflict.

Category: Politics › International Relations

Synonyms:

• disarmament
• arms limitation

Meaning: A practitioner who uses aromatherapy techniques.

Part of speech: noun

Example: The aromatherapist recommended a blend of oils for relaxation.

Category: Health › Therapies

Synonyms: therapist