n.
Pronunciation: ˌ i-d ē - ə - ' si ŋ -kr ə -s ē
Function: noun
Inflected Form: plural -sies
Etymology: Greek idiosynkrasia, from idio- + synkerannynai to blend, from syn- + kerannynai to mingle, mix ― more at CRATER
Date: 1604
1 a : a peculiarity of constitution or temperament : an individualizing characteristic or quality b : individual hypersensitiveness (as to a drug or food)
2 : characteristic peculiarity (as of temperament) broadly : ECCENTRICITY
– id · i · o · syn · crat · ic \ ˌ i-d ē - ō -( ˌ )sin- ' kra-tik \ adjective
– id · i · o · syn · crat · i · cal · ly \ - ' kra-ti-k( ə -)l ē \ adverb