acid
gb/ˈæsɪd/ us/ˈæsɪd/
A2
English
~ 1700
sav, savas, savanykás, LSD, maró, csípős, epés
NOUN
B1
1
sav
B1
Usage pattern:
[acid] reacts with [something]
Lemon juice contains citric acid, which gives it its sour taste.
A citromlé citromsavat tartalmaz, ettől van savanyú íze.
The scientist measured the acidity of the acid solution.
A tudós megmérte a savas oldat savasságát.
Vinegar is a weak acid commonly used in cooking.
Acid rain can damage buildings and harm plants.
Hydrochloric acid is used in many industrial processes.
Learner examples
Lemon has acid in it.
A citromban sav van.
Vinegar is an acid.
Az ecet sav.
Acid can burn your skin.
Acid and base can mix together.
Common mistake:
Learners sometimes confuse 'acid' with 'acidic', using 'acid' as an adjective incorrectly.
Meaning
Sour chemical compound
Collocations
strong acid
|weak acid
|acid solution
|acid rain
|acid level
Synonyms
acidic substance (More descriptive term referring to the property of being acidic.)
Antonyms
base (A substance that can neutralize an acid and has a pH above 7.)
Themes
science
|chemistry
|food
|core_vocabulary
Definition
A sour-tasting substance in chemistry that can react with other substances.
A chemical substance with a sour taste that reacts with bases and typically has a pH below 7.
A2
2
Usage pattern:
an acid [taste/smell]
The wine had a slightly acid finish.
A bor lecsengése enyhén savas volt.
She wrinkled her nose at the acid smell from the jar.
Elfintorodott az üvegből áradó savanykás szagtól.
This apple has a pleasantly acid flavor.
Learner examples
The lemon has an acid taste.
A citromnak savas íze van.
I do not like the acid smell.
Nem szeretem a savanykás szagot.
This fruit is very acid.
Common mistake:
Learners may incorrectly use 'acid' instead of 'sour' in casual food contexts where 'sour' is more natural.
Meaning
Sharp or sour-tasting
Collocations
acid flavor
|acid tang
|acid scent
Synonyms
sour (Common taste descriptor; less technical than 'acid'.)
Antonyms
sweet (Opposite taste profile to sour/acidic.)
Themes
food
|sensory
|food_drink
|core_vocabulary
Definition
Tasting or smelling sharp and sour, like lemon or vinegar.
Having a sharp or sour taste or smell characteristic of an acid.
NOUN
B2
SLANG
3
LSD
B2
Usage pattern:
take [acid]
He was arrested for possession of acid.
LSD birtoklása miatt tartóztatták le.
She said she took acid at the concert and had vivid hallucinations.
Azt mondta, LSD-t vett be a koncerten, és élénk hallucinációi voltak.
The movie tried to capture the feeling of an acid trip.
Learner examples
He took acid at the party.
LSD-t vett be a bulin.
Acid is not legal in my country.
Az LSD nem legális az országomban.
Some people use acid to feel strange.
Common mistake:
Learners may confuse this slang meaning with the scientific meaning of 'acid'. Context is crucial.
Meaning
Hallucinogenic drug LSD
Collocations
drop acid
|take acid
|acid trip
Synonyms
LSD (The chemical name; more formal/scientific than slang 'acid'.)
Themes
drugs
|slang
|health
|daily_life
Definition
A street name for the illegal drug LSD, which changes how people see and feel things.
A slang term for the hallucinogenic drug lysergic acid diethylamide (LSD).
B2
4
Usage pattern:
an acid [remark/comment]
Her review was full of acid remarks about the acting.
A kritikája tele volt maró megjegyzésekkel a színészi játékról.
He gave me an acid look when I interrupted him.
Szúrós pillantást vetett rám, amikor félbeszakítottam.
The debate turned personal, with several acid comments exchanged.
Learner examples
She made an acid comment about my clothes.
Maró megjegyzést tett a ruháimra.
He spoke with an acid voice.
Maró hangon beszélt.
The teacher gave an acid reply.
Common mistake:
Learners may take this figurative meaning literally as related to taste or chemistry.
Meaning
Harsh or cutting in tone
Collocations
acid remark
|acid wit
|acid tongue
Synonyms
biting (Emphasizes sharpness and hurtfulness in tone; similar figurative use.)
Antonyms
kind (Opposite in tone; gentle or pleasant speech.)
Themes
communication
|emotions
|core_vocabulary
Definition
Using words that are very unkind or hurtful.
Describing speech, writing, or manner that is sharply critical or sarcastic.
Grammar
Dictionary form
acid
IPA
GB/ˈæsɪd/
US/ˈæsɪd/
Syllables & stress
acid (1 syllable)
Stress on 1st syllable (acid)
Word forms
Adjective
- Base: acid
Noun
- Base: acid
- Plural: acid, acids
Word family
Forms
acids
noun
Core family
acidic
adjective B1
acidity
noun
Related words
antacid
noun
acidify
verb
Negative and opposite forms
alkaline
adjective
Advanced or less common
acidification
noun
Expressions
acid rain
1/ˈæsɪd ɹˈeɪn/
fixed phrase
technical
Rain with acidic pollutants
Rain that has harmful chemicals from pollution and can damage nature and buildings.
Examples
- Acid rain has destroyed many forests in the region.
- Scientists are studying ways to reduce acid rain caused by factories.
acid test
1/ˈæsɪd tˈɛst/
idiom
Decisive proof of quality
A final and most important test to show if something is good or works well.
Examples
- The new software faces its acid test when it is released to the public.
- Playing against the top team will be the acid test for our defense.
drop acid
1/dɹˈɑp ˈæsɪd/
fixed phrase
slang
Take LSD drug recreationally
To take the illegal drug LSD to experience its effects.
Examples
- They dropped acid before going to the music festival.
- He said he once dropped acid in college but never again.