v.
Pronunciation: ' tr ī - ˌ sekt, tr ī - '
Function: transitive verb
Etymology: tri- + inter sect
Date: 1695
: to divide into three usually equal parts
– tri · sec · tion \ ' tr ī - ˌ sek-sh ə n, tr ī - ' \ noun
– tri · sec · tor \ ' tr ī - ˌ sek-t ə r, tr ī - ' \ noun