Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
biserrate is an adjective meaning "having saw-like notches with the notches themselves similarly notched". It carries one recorded sense.
having saw-like notches with the notches themselves similarly notched
Definitions, synonyms and semantic relations for biserrate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.