Ma’anar kamus na “dissection” ita ce aikin yanke a tsanake da nazarin sassan wani abu, musamman gawa, domin fahimtar tsarinsa da aikinsa. Hakanan yana iya komawa ga aikin nazari ko wargaza wani tsari ko ra'ayi mai sarkakiya a cikin sassansa guda daya domin fahimtar ko bayyana shi.