adj.
Pronunciation: ˌ män-y ə - ' men-t ə l
Function: adjective
Date: 1604
1 : of or relating to a monument
2 : serving as or resembling a monument : MASSIVE also : highly significant : OUTSTANDING
3 : very great <a monumental misunderstanding>
– mon · u · men · tal · i · ty \ -m ə n- ' ta-l ə -t ē , - ˌ men- \ noun
– mon · u · men · tal · ly \ -t ə l- ē \ adverb