n.
Pronunciation: ˌ ē -kw ə - ' ni-m ə -t ē , ˌ e-kw ə -
Function: noun
Inflected Form: plural -ties
Etymology: Latin aequanimitas, from aequo animo with even mind
Date: circa 1616
1 : evenness of mind especially under stress <nothing could disturb his equanimity >
2 : right disposition : BALANCE <physical equanimity >
synonyms EQUANIMITY , COMPOSURE , SANGFROID mean evenness of mind under stress. EQUANIMITY suggests a habit of mind that is only rarely disturbed under great strain <accepted her troubles with equanimity >. COMPOSURE implies the controlling of emotional or mental agitation by an effort of will or as a matter of habit <maintaining his composure even under hostile questioning>. SANGFROID implies great coolness and steadiness under strain <handled the situation with professional sangfroid >.