Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
sagitta is a noun meaning "a small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way". It carries 2 recorded senses.
a small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way
any arrowworm of the genus Sagitta
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 sagitta come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.