dis·sect 
(d
ĭ-s
ĕkt
, d
ī-, d
īs
ĕkt
′)
tr.v. dis·sect·ed,
dis·sect·ing,
dis·sects 1. To cut apart or separate (tissue), especially for anatomical study.
2. To examine, analyze, or criticize in minute detail: dissected the plan afterward to learn why it had failed.
[Latin dissecāre, dissect-, to cut apart : dis-, dis- + secāre, to cut up; see sek- in the Appendix of Indo-European roots.]
dis·secti·ble adj.
dis·sector n.