Adjective
1. having descriptive value as distinguished from syntactic category;
"sex is a notional category; gender is a syntactic one"2. not based on fact; dubious;
"the falsehood about some fanciful secret treaties"- F.D.Roosevelt"a small child's imaginary friends""her imagined fame""to create a notional world for oneself"3. not based on fact or investigation;
"a notional figure of cost helps in determining production costs""speculative knowledge"4. indulging in or influenced by fancy;
"a fanciful mind""all the notional vagaries of childhood"5. 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"