Synonyms of acidic

acidic

adjective

ə-ˈsi-dik 

1

as in acid

causing or characterized by the one of the four basic taste sensations that is produced chiefly by acids

the acidic flavor of lemon goes nicely with broiled fish

Synonyms & Similar Words

• acid
• sour
• acidulous
• vinegary
• tart
• sourish
• dry
• soured
• tangy
• tartish
• pungent
• unsweetened
• zesty
• astringent
• zingy
• zestful
• puckery
• sharp
• hyperacid

Antonyms & Near Antonyms

• sweet
• smooth
• bland
• flat
• insipid
• tasteless
• thin
• weak
• watery
• dilute
• flavorless
• savorless
• zestless

2

as in sarcastic

marked by the use of wit that is intended to cause hurt feelings

her often acidic reviews have ruffled more than a few toques in the restaurant kitchens of New York

Synonyms & Similar Words

• acid
• sarcastic
• satiric
• barbed
• corrosive
• caustic
• biting
• acrid
• acidulous
• pungent
• acerbic
• sardonic
• tart
• mordant
• sharp
• scathing
• ironic
• cynical
• cutting
• harsh
• acerb
• sour
• snarky
• scalding
• smart-aleck
• smart-alecky
• dry
• blunt
• smart-mouthed
• concise
• spiky
• brisk
• incisive
• severe
• cross
• trenchant
• poignant
• vitriolic
• sourish
• wry
• bitter
• acrimonious
• flippant
• abrupt
• gruff
• facetious
• stringent
• sharp-tongued
• resentful
• keen
• tartish
• pithy
• crisp
• brusque
• succinct
• terse
• curt
• tongue-in-cheek
• rough
• insincere
• snippy
• backhanded
• snippety

Antonyms & Near Antonyms

• mild
• amusing
• playful
• gentle
• merry
• bland
• droll
• smooth
• diplomatic
• sportive
• waggish
• polite
• urbane
• cordial
• hospitable
• good-natured
• genial
• gracious
• affable
• suave
• good-humored
• sociable

Example Sentences

Recent Examples of acidic

How To Care For Onions In Pots Onions prefer well-draining, loamy, and slightly acidic to neutral soil, such as potting soil with compost mixed in. — Karen Brewer Grossman, Southern Living, 22 July 2026

The way the soil responds will give you an idea of whether your soil is acidic, alkaline, or neutral. — Lauren Landers, Better Homes & Gardens, 21 July 2026

Lemons provide slightly more vitamin C, while limes are more acidic, making both fruits healthy, versatile choices. — Heather Jones, Verywell Health, 20 July 2026

Participants who experienced rising segregation over time showed elevated levels of glial fibrillary acidic protein (GFAP) and neurofilament light chain (NfL), which reflect brain stress and nerve cell injury. — Samantha Agate, Charlotte Observer, 18 July 2026