Countable Nouns Starting with BIO and Containing RA

Browse 12 valid English countable nouns starting with BIO and containing RA, from Biography, Biodegradable, Biographer, Biopiracy, Biotherapy, Biograph and Biographee to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with BIOB
1 words
biobibliographer
Starts with BIOD
1 words
biodegradable
Starts with BIOG5 words
biography
biographer
biograph
biographee
biogeographer
Starts with BIOM
1 words
biomineral
Starts with BIOP
2 words
biopiracy
biopirate
Starts with BIOT
2 words
biotherapy
biotransformation

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