n.
Pronunciation: d ī - ' a-th ə -s ə s
Function: noun
Inflected Form: plural -e · ses \ - ˌ s ē z \
Etymology: New Latin, from Greek, literally, arrangement, from diatithenai to arrange, from dia- + tithenai to set ― more at DO
Date: 1651
: a constitutional predisposition toward a particular state or condition and especially one that is abnormal or diseased
– di · a · thet · ic \ ˌ d ī - ə - ' the-tik \ adjective