Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
capsular is an adjective meaning "resembling a capsule". It carries 2 recorded senses.
resembling a capsule
“the capsular ligament is a sac surrounding the articular cavity of a freely movable joint and attached to the bones”
anatomy
of or relating to a capsule
botany
Definitions, synonyms and semantic relations for capsular come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.