theoric /θiːˈɒɹɪk/adjective 2noun 1forms 3 adjective2 •Relating to the Ancient Greek Theorica. •(no longer used) Relating to, or skilled in, theory; theoretical. noun1 •(no longer used) Theory, as opposed to practice.So that the art and practic part of life Must be the mistress to this theoric — 1599 formstheorics · more theoric · most theoric