Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
bristlegrass is a noun meaning "grasses of grasslands and woodlands having large gracefully arching spikes with long bristles beneath each spikelet". It carries one recorded sense.
grasses of grasslands and woodlands having large gracefully arching spikes with long bristles beneath each spikelet
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for bristlegrass come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.