Pronunciation: ˌ o ̇ r- ə z- ' mä-l ə -j ē , ˌ är-
Function: noun
Etymology: Greek horismos definition (fr. horizein to define) + English -logy ― more at HORIZON
Date: 1816
: the science of defining technical terms
– or · is · mo · log · i · cal \ ˌ o ̇ r- ə z-m ə - ' lä-ji-k ə l, ˌ är-; o ̇ - ˌ riz- \ adjective