Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
stomatal is an adjective meaning "relating to or of the nature of or having a mouth or mouthlike opening". It carries 2 recorded senses.
relating to or of the nature of or having a mouth or mouthlike opening
Definitions, synonyms and semantic relations for stomatal come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.