9 Letter Countable Nouns Starting with BIO

This list gathers 19 English 9 letter countable nouns that start with BIO, such as Biography, Biologist, Biometric, Biodiesel, Biomarker, Biosphere and Biohazard. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with BIOD
1 words
biodiesel
Starts with BIOF
1 words
biofouler
Starts with BIOG
1 words
biography
Starts with BIOH
2 words
biohazard
biohacker
Starts with BIOL
1 words
biologist
Starts with BIOM
2 words
biometric
biomarker
Starts with BION
1 words
bionomist
Starts with BIOP3 words
biopiracy
bioparent
biopirate
Starts with BIOR
2 words
biorhythm
bioregion
Starts with BIOS4 words
biosphere
biosensor
biostatic
biostrome
Starts with BIOW
1 words
bioweapon

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