accuracy–acidity Vocabulary (A Words) – Meanings & Synonyms

accuracy

ScienceB1

Meaning: The quality of being correct or precise.

Part of speech: noun

Example: The accuracy of the measurements is crucial for the experiment.

Category: Science › Measurement

Synonyms:

precision
exactness

Antonyms: inaccuracy

accurate

ScienceB1

Meaning: Correct in all details; exact.

Part of speech: adjective

Example: Her report was accurate and well-researched.

Category: Science › Measurement

Synonyms:

correct
exact

Antonyms: inaccurate

accursed

ArtsC1

Meaning: Under a curse; deserving of hatred.

Part of speech: adjective

Example: The accursed treasure brought misfortune to all who found it.

Category: Arts › Literature

Synonyms:

damned
cursed

Antonyms: blessed

accusation

LawB2

Meaning: A claim that someone has done something wrong or illegal.

Part of speech: noun

Example: The accusation against him was proven false.

Category: Law › Criminal Law

Synonyms:

charge
claim

Antonyms: defense

accusative

EducationC1

Meaning: The grammatical case used for a direct object.

Part of speech: noun

Example: In the sentence 'I see the dog,' 'the dog' is in the accusative case.

Category: Education › Grammar

Synonyms: object case

accusatory

ArtsC1

Meaning: Indicating or suggesting that someone has done something wrong.

Part of speech: adjective

Example: She gave him an accusatory look after he missed the meeting.

Category: Arts › Literature

Synonyms:

blaming
charging

Antonyms: defensive

accuse

LawB1

Meaning: To say that someone has done something wrong or illegal.

Part of speech: verb

Example: They accuse him of stealing the money.

Category: Law › Criminal Law

Synonyms:

blame
charge

Antonyms: defend

accusing

ArtsC1

Meaning: Expressing or implying that someone has done something wrong.

Part of speech: adjective

Example: His accusing tone made her feel guilty.

Category: Arts › Literature

Synonyms:

blaming
accusatory

accustom

EducationB2

Meaning: To make someone familiar with something through experience.

Part of speech: verb

Example: She will accustom her dog to the new environment.

Category: Education › Learning

Synonyms:

adapt
acclimatize

Antonyms: unaccustomed

accustomed

EducationB2

Meaning: Familiar with something through long experience.

Part of speech: adjective

Example: He is accustomed to waking up early.

Category: Education › Learning

Synonyms:

used to
familiar

Antonyms: unaccustomed

ACDC

TechnologyC1

Meaning: An abbreviation for alternating current and direct current in electricity.

Part of speech: noun

Example: ACDC refers to two types of electrical current.

Category: Technology › Electrical Engineering

ace

GamesA2

Meaning: A playing card with a single symbol, often the highest value.

Part of speech: noun

Example: He drew an ace and won the game.

Category: Games › Card Games

Synonyms:

expert
champion

Antonyms: novice

acellular

ScienceC2

Meaning: Not composed of cells.

Part of speech: adjective

Example: Acellular organisms do not have a cellular structure.

Category: Science › Biology

Synonyms: cell-free

acer

NatureC1

Meaning: A genus of trees and shrubs, commonly known as maples.

Part of speech: noun

Example: The acer tree is known for its beautiful fall colors.

Category: Nature › Botany

Synonyms: maple

acerbic

ArtsC2

Meaning: Sharp and forthright in tone or taste.

Part of speech: adjective

Example: Her acerbic comments often hurt people's feelings.

Category: Arts › Literature

Synonyms:

sharp
bitter

Antonyms: sweet

acetaminophen

MedicineB2

Meaning: A medication used to relieve pain and reduce fever.

Part of speech: noun

Example: She took acetaminophen for her headache.

Category: Medicine › Pharmacology

Synonyms: paracetamol

acetate

ScienceC1

Meaning: A salt or ester of acetic acid, often used in plastics and films.

Part of speech: noun

Example: The acetate film is used for photography.

Category: Science › Chemistry

Synonyms: acetic salt

acetic acid

ScienceC1

Meaning: A colorless organic compound with a pungent smell, used in vinegar.

Part of speech: noun

Example: Acetic acid is the main component of vinegar.

Category: Science › Chemistry

Synonyms: ethanoic acid

acetone

ScienceB2

Meaning: A colorless, volatile liquid used as a solvent and in nail polish remover.

Part of speech: noun

Example: Acetone is commonly used in laboratories.

Category: Science › Chemistry

Synonyms:

propane
dimethyl ketone

acetylene

ScienceC1

Meaning: A colorless gas used as a fuel and in welding.

Part of speech: noun

Example: Acetylene is often used in cutting metals.

Category: Science › Chemistry

Synonyms: ethyne

ach

ArtsA1

Meaning: An expression of pain or disappointment.

Part of speech: interjection

Example: Ach! I forgot my keys again.

Category: Arts › Literature

Synonyms:

ouch
alas

achcha

ArtsA2

Meaning: An expression used in South Asia to indicate agreement or acknowledgment.

Part of speech: interjection

Example: Achcha, I understand what you mean.

Category: Arts › Language

Synonyms:

okay
alright

ache

MedicineA2

Meaning: To feel a continuous dull pain.

Part of speech: verb

Example: My head aches after studying for hours.

Category: Medicine › Health

Synonyms:

hurt
pain

Antonyms: heal

achieve

EducationB1

Meaning: To successfully reach a desired goal or result.

Part of speech: verb

Example: She worked hard to achieve her dreams.

Category: Education › Personal Development

Synonyms:

accomplish
attain

Antonyms: fail

achievement

EducationB1

Meaning: Something accomplished successfully, typically through effort.

Part of speech: noun

Example: Graduating from university was a significant achievement for her.

Category: Education › Personal Development

Synonyms:

accomplishment
success

Antonyms: failure

achiever

EducationB2

Meaning: A person who achieves success, especially in their career.

Part of speech: noun

Example: He is a high achiever in his field.

Category: Education › Personal Development

Synonyms:

successor
winner

Antonyms: loser

Achilles heel

MedicineC2

Meaning: A weakness despite overall strength.

Part of speech: noun

Example: His Achilles heel is his inability to manage stress.

Category: Medicine › Anatomy

Synonyms:

weakness
vulnerability

Antonyms: strength

Achilles tendon

MedicineC2

Meaning: The tendon connecting the calf muscles to the heel bone.

Part of speech: noun

Example: He injured his Achilles tendon while running.

Category: Medicine › Anatomy

Synonyms: calcaneal tendon

achkan

ArtsC1

Meaning: A long, buttoned coat worn in South Asia.

Part of speech: noun

Example: He wore an achkan to the wedding.

Category: Arts › Fashion

Synonyms: coat

achy

MedicineB1

Meaning: Experiencing a dull, continuous pain.

Part of speech: adjective

Example: After the workout, my muscles felt achy.

Category: Medicine › Health

Synonyms:

sore
painful

acid

ScienceA2

Meaning: A substance with a sour taste that can react with bases.

Part of speech: noun

Example: Lemon juice is an acid.

Category: Science › Chemistry

Synonyms: sour substance

acid drop

FoodA2

Meaning: A type of candy that has a sour taste.

Part of speech: noun

Example: She loves eating acid drops while watching movies.

Category: Food › Candy

Synonyms: sour candy

acid house

ArtsB2

Meaning: A genre of electronic music characterized by repetitive beats and synthesized sounds.

Part of speech: noun

Example: Acid house music became popular in the late 1980s.

Category: Arts › Music

Synonyms: electronic music

acid jazz

ArtsB2

Meaning: A genre of music that blends jazz with hip-hop and electronic music.

Part of speech: noun

Example: Acid jazz is known for its funky beats and improvisation.

Category: Arts › Music

Synonyms: fusion music

acid rain

ScienceB2

Meaning: Rain that has been made acidic by pollutants.

Part of speech: noun

Example: Acid rain can harm forests and aquatic life.

Category: Science › Environmental Science

Synonyms: polluted rain

acid salt

ScienceC1

Meaning: A salt formed from the reaction of an acid and a base.

Part of speech: noun

Example: Sodium bicarbonate is an example of an acid salt.

Category: Science › Chemistry

Synonyms: acidic salt

acid test

BusinessC2

Meaning: A definitive test to determine the quality or value of something.

Part of speech: noun

Example: The acid test for the new product is its sales performance.

Category: Business › Marketing

Synonyms: true test

acidic

ScienceB2

Meaning: Having a sour taste or low pH.

Part of speech: adjective

Example: The acidic nature of the solution can corrode metals.

Category: Science › Chemistry

Synonyms:

sour
tart

Antonyms: alkaline

acidify

ScienceC1

Meaning: To make something acidic or more acidic.

Part of speech: verb

Example: The pollution can acidify the water.

Category: Science › Chemistry

Synonyms:

sour
tart

Antonyms: alkalize

acidity

ScienceB2

Meaning: The level of acid in a substance.

Part of speech: noun

Example: The acidity of the soil affects plant growth.

Category: Science › Chemistry

Synonyms:

sourness
tartness

Antonyms: alkalinity

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