Definitions for "notional"
Consisting of, or conveying, notions or ideas; expressing abstract conceptions.
Existing in idea only; visionary; whimsical.
Given to foolish or visionary expectations; whimsical; fanciful; as, a notional man.
Assumed, unquantified, not known exactly.
Risk management term for describing the dollar value of a single unit, such as the incremental cost of fuel to overcome an additional degree-day of heating
not based on fact or investigation; "a notional figure of cost helps in determining production costs"; "speculative knowledge"
having descriptive value as distinguished from syntactic category; "sex is a notional category; gender is a syntactic one"
see notional principal amount.
the underlying principal value of either an exchange-traded or over-the-counter transaction, referred to as the notional value.