n.
Pronunciation: ( ˌ )in- ' s ə r-t ə - ˌ tüd, - ˌ tyüd
Function: noun
Etymology: Middle English, from Middle French, from Late Latin incertitudo, from Latin in- + Late Latin certitudo certitude
Date: 15th century
: UNCERTAINTY : a : absence of assurance or confidence : DOUBT b : the quality or state of being unstable or insecure