n.
Pronunciation: ˌ spe-s ə - ' fi-s ə -t ē
Function: noun
Date: 1875
: the quality or condition of being specific: as a : the condition of being peculiar to a particular individual or group of organisms <host specificity of a parasite> b : the condition of participating in or catalyzing only one or a few chemical reactions <the specificity of an enzyme>