adj · noun · 4 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
UK:/maɪˈkɹəʊ.bi.əl/
Southern-England:Recorded audio is listed in the source snapshot.
US:/maɪˈkɹoʊ.bi.əl/
Canada:/maɪˈkɹoʊ.bi.əl/
Canada:[mʌɪˈkɹoʊ.bi.əl]
Australian:/mɑɪˈkɹəʉ.bi.əl/
Australian:/mɑɪˈkɹɐʉ.bi.əl/
New-Zealand:/maɪˈkɹɐʉ.bi.əl/
CMU ARPABET:M AY0 K R OW1 B IY0 AH0 L
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Of, relating to, or caused by microbes or microorganisms.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Small; tiny; minuscule.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
A microbe or bacterium.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
adjective
Meaning 4
of or involving or caused by or being microbes
Definition source: Princeton WordNet 3.0
Examples
microbial warfare
Meaning relationships
Synonyms: microbic
Antonyms: none provided
History
Etymology
Etymology tree English microbe Proto-Indo-European *h2el-der.? Proto-Italic *-ālis Latin -ālisder. Old French -ialder. Middle English -ial English -ial English microbial From microbe + -ial.
Across languages
Translations
16 source translations are retained for this English entry.
Catalan:
microbià
— relating to microbes
Czech:
mikrobiální
— relating to microbes
Dutch:
microbieel
— relating to microbes
French:
microbien
— relating to microbes
Galician:
microbiano
— relating to microbes
German:
mikrobisch
— relating to microbes
Greek:
μικροβιακός
(mikroviakós)
— relating to microbes