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

Wash silver serving ware and utensils with soap and water after using to keep the silver’s shine and remove acidic or sticky residue that can harm its surface. — Daley Quinn, Southern Living, 29 Sep. 2026

To set your lettuce up for success, plant it in an area with full sun and slightly acidic, well-draining soil. — The Spruce, 24 Sep. 2026

Avoid using foil for brining, storing leftovers, or baking cookies, and discard foil with grease, acidic residue, moisture, or tears. — Heather Riske, Better Homes & Gardens, 24 Sep. 2026

Estrogen loss thins the vaginal tissue and changes the microbiome, leading to a less acidic environment -- a breeding ground for harmful bacteria that cause UTIs. — Laura Trujillo, USA Today, 22 Sep. 2026