diurnal

One entry found for diurnal.

Main Entry: di·ur·nal
Pronunciation: d-rn-l
Function: adjective
1 : having a daily cycle <diurnal rhythms>
2 a : of, relating to, or occurring in the daytime <diurnal activity> b : chiefly active during the daytime <diurnal mosquitoes>
- di·ur·nal·ly /-l-/ adverb