Synonyms of sterile

sterile

adjective

ˈster-əl 

1

as in barren

not able to produce fruit or offspring

sterile couples sometimes choose to adopt needy children

the apple tree turned out to be sterile, never yielding a crop of apples

Synonyms & Similar Words

• barren
• sterilized
• infertile
• impotent
• unfruitful
• fruitless
• altered
• neutered
• emasculated
• castrated
• unproductive
• spayed
• desexed
• gelded

Antonyms & Near Antonyms

• fertile
• fat
• fruitful
• productive
• rich
• prolific
• luxuriant
• enriched
• pregnant
• fecund
• impregnated
• potent
• bearing
• fertilized
• producing
• yielding
• flourishing
• bursting
• blooming
• teeming
• swarming

2

as in sanitary

free from filth, infection, or dangers to health

the hospitals in the war-torn city often lack necessary drugs and sterile surgical supplies

Synonyms & Similar Words

• sanitary
• aseptic
• hygienic
• antibiotic
• germfree
• pristine
• clean
• healthful
• immaculate
• washed
• antiseptic
• stainless
• spotless
• healthy
• antibacterial
• germicidal
• unsullied
• squeaky-clean
• beneficial
• unsoiled
• microbicidal
• unstained
• salubrious
• unpolluted
• pure
• untainted
• spick-and-span
• wholesome
• scrubbed
• bleached
• germproof
• purified
• salutary
• cleansed
• undefiled
• restorative
• whitened
• salutiferous
• taintless
• abluted

Antonyms & Near Antonyms

• unsanitary
• toxic
• insanitary
• infectious
• unhygienic
• poisonous
• pathogenic
• dirty
• dusty
• unsterile
• filthy
• sickening
• unclean
• muddy
• dingy
• stained
• grimy
• sordid
• soiled
• unwashed
• foul
• nasty
• grubby
• pathogenetic
• noxious
• unhealthy
• mucky
• grungy
• germy
• bedraggled
• miasmic
• unwholesome
• polluted
• unhealthful
• unsterilized
• tainted
• uncleanly
• sullied
• draggled
• smirched
• insalubrious
• besmirched
• defiled

Example Sentences

Recent Examples of sterile

To start begonias from their tiny seeds, plant in moist, sterile soil and provide indirect light and warmth. — Derek Carwood, Better Homes & Gardens, 27 Sep. 2026

All-White and Gray Kitchens Designers all agree that all-white kitchens often look basic and sterile. — Jane Kim, The Spruce, 27 Sep. 2026

To break the chains of infections stemming from contaminated needles, Soqo has proposed supplying thousands of sterile needles and syringes to communities of methamphetamine users. — David Cox, NPR, 26 Sep. 2026

This grading is critically different from that of purified products graded for use in sterile injectable drugs. — Beth Mole, ArsTechnica, 17 Sep. 2026