noun
- the act of dissecting.
- something that has been dissected.
- a detailed, part-by-part analysis.
1580s, from Middle French dissection, from Medieval Latin dissectionem (nominative dissectio), noun of action from past participle stem of Latin dissecare “cut in pieces,” from dis- “apart” (see dis-) + secare “to cut” (see section).
n.
- The act or an instance of dissecting.
- Something that has been dissected, such as a tissue specimen under study.