Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
aciculate is an adjective meaning "related to plants or animals or crystals having aciculae or needlelike parts". It carries one recorded sense.
related to plants or animals or crystals having aciculae or needlelike parts
Definitions, synonyms and semantic relations for aciculate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.