ˈthēəˌrīz verb
( -ed/-ing/-s )
Usage: see -ize
Etymology: Medieval Latin theorizare, from Late Latin theoria + -izare -ize
intransitive verb
: to form a theory or theories : form opinions solely by theory
transitive verb
1. : to formulate a theory about
2. : to postulate (something stated) as a step in the formulation of a theory