Finally, most work in the psychological and social sciences suffers from a lack of conceptual rigor.
[WWD] Giles Deacon for QVC: conceptual English designer Giles Deacon has designed a 15-piece jewelry collection for QVC.
“There is a conceptual leap that the first assessor used,” Feldman said.
1820, "pertaining to mental conception" (there is an isolated use from 1662), from Medieval Latin conceptualis, from Latin conceptus "a collecting, gathering, conceiving," past participle of concipere (see conceive). Related: Conceptualism; conceptualist.
conceptual con·cep·tu·al (kən-sěp'chōō-əl)
Relating to concepts or the the formation of concepts.