adj.
Pronunciation: s ə - ' rät-n ə s, - ' rä-t ə -; ˌ ser- ə - ' t ī -n ə s
Function: adjective
Etymology: Latin serotinus coming late, from sero late ― more at SOIREE
Date: circa 1656
: remaining closed on the tree with seed dissemination delayed or occurring gradually < serotinous cones>
– se · rot · i · ny \ s ə - ' rät-n ē , - ' rä-t ə - \ noun