Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
shell-less is an adjective meaning "of animals or fruits that have no shell". It carries one recorded sense.
of animals or fruits that have no shell
Definitions, synonyms and semantic relations for shell-less come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .