sterile

adjective

ster·​ile ˈster-əl How to pronounce sterile (audio)
chiefly British
-ˌī(-ə)l How to pronounce sterile (audio)
1
a
: failing to bear or incapable of producing fruit or spores
b
: failing to produce or incapable of producing offspring
a sterile hybrid
c
: incapable of germinating
sterile spores
d
of a flower : neither perfect nor pistillate
2
a
: unproductive of vegetation
a sterile arid region
b
: free from living organisms and especially pathogenic microorganisms
a sterile syringe
c
: lacking in stimulating emotional or intellectual quality : lifeless
a sterile work of art
sterilely
ˈster-ə(l)-lē How to pronounce sterile (audio)
 chiefly British  -ˌī(-ə)(l)-lē
adverb
sterility noun

Examples of sterile in a Sentence

a sterile dressing for a wound sterile couples sometimes choose to adopt needy children
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Some varieties are sterile and do not produce fruit. Kim Toscano, Southern Living, 27 June 2025 Much of the factory was supposed to be as sterile as an operating room. Debbie Cenziper, CNN Money, 20 June 2025 Tattoo Health Risk #3: Potentially Serious Infections Even in professional studios with sterile technique, infections are a real risk. Jesse Pines, Forbes.com, 13 June 2025 Your yard does not need to resemble a sterile English garden. Ticked Off, The Orlando Sentinel, 13 June 2025 See All Example Sentences for sterile

Word History

Etymology

Middle English steryle, from Latin sterilis; akin to Goth stairo barren animal, Sanskrit starī sterile cow

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of sterile was in the 15th century

Browse Nearby Words

Cite this Entry

“Sterile.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sterile. Accessed 30 Jun. 2025.

Kids Definition

sterile

adjective
ster·​ile ˈster-əl How to pronounce sterile (audio)
1
: not able to produce fruit, crops, or offspring : not fertile
sterile soil
2
: free from microscopic living things and especially germs (as bacteria and viruses)
a sterile dressing for a wound
sterility noun

Medical Definition

sterile

adjective
ster·​ile
ˈster-əl, chiefly British -ˌīl
1
: failing to produce or incapable of producing offspring
a sterile hybrid
compare infertile
2
: free from living organisms and especially microorganisms
a sterile syringe
a sterile cyst
sterilely adverb
sterility noun
plural sterilities

More from Merriam-Webster on sterile

Last Updated: - Updated example sentences
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