Relating to, characteristic of, or resembling a bison or bisons; having qualities associated with bison.
From bison plus -ine (an adjective suffix meaning 'relating to' or 'resembling'). The -ine suffix comes from Latin and is common in zoological descriptors.
Bisontine is the fancy word for 'bison-like'—you might encounter it in scientific papers describing ancient oxen or extinct relatives of bison that scientists are trying to reconstruct!
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