Countable Nouns Starting with BA and Containing OS

Browse 14 valid English countable nouns starting with BA and containing OS, from Bacteriostatic, Basilosaurus, Backcross, Barostat, Bacteriosis, Balabos and Basidiospore 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 BAC
5 words
bacteriostatic
backcross
bacteriosis
bacteriostat
bacteriodiagnosis
Starts with BAL
2 words
balabos
ballistospore
Starts with BAR
5 words
barostat
baroscope
barosaur
bargoose
barytostrontianite
Starts with BAS
2 words
basilosaurus
basidiospore

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