NOTIONAL
conceptional, ideational, notional
(adjective) being of the nature of a notion or concept; “a plan abstract and conceptional”; “to improve notional comprehension”; “a notional response to the question”
fanciful, notional
(adjective) indulging in or influenced by fancy; “a fanciful mind”; “all the notional vagaries of childhood”
notional, speculative
(adjective) not based on fact or investigation; “a notional figure of cost helps in determining production costs”; “speculative knowledge”
fanciful, imaginary, notional
(adjective) not based on fact; existing only in the imagination; “the falsehood about some fanciful secret treaties”- F.D.Roosevelt; “a small child’s imaginary friends”; “to create a notional world for oneself”
Source: WordNet® 3.1
Etymology
Adjective
notional (comparative more notional, superlative most notional)
Of, containing, or being a notion; mental or imaginary.
Speculative, theoretical, not the result of research.
(linguistics) Having descriptive value as opposed to a syntactic category.
(finance) Used to indicate an estimate or a reference amount
Noun
notional (plural notionals)
A fake company used as a front in espionage.
Source: Wiktionary
No"tion*al, a.
1. Consisting of, or conveying, notions or ideas; expressing abstract
conceptions.
2. Existing in idea only; visionary; whimsical.
Discourses of speculative and notional things. Evelyn.
3. Given to foolish or visionary expectations; whimsical; fanciful;
as, a notional man.
Source: Webster’s Unabridged Dictionary 1913 Edition