The Collaborative International Dictionary
Conceptional
Conceptional \Con*cep"tion*al\, a. Pertaining to conception.
Wiktionary
conceptional
a. 1 Of or relating to conception. 2 Relating to a concept, idea, or thought. (More often, conceptual.)
WordNet
conceptional
adj. being (or being of the nature of) a notion or concept; "a plan abstract and conceptional"; "to improve notional comprehension"; "a notional response to the question" [syn: ideational, notional]