Pronunciation: ' kren-y ə - ˌ l ā -t ə d
Variant: or cren · u · late \ -l ə t, - ˌ l ā t \
Function: adjective
Etymology: New Latin crenulatus, from crenula, diminutive of Medieval Latin crena
Date: 1777
: having an irregularly wavy or serrate outline <a crenulated shoreline>
– cren · u · la · tion \ ˌ kren-y ə - ' l ā -sh ə n \ noun