Pronunciation: (nō'shu-nl),[key] —adj. 1. pertaining to or expressing a notion or idea.
2. of the nature of a notion or idea: a notional response to the question. 3. abstract, theoretical, or speculative, as reflective thought.
4. not real or actual; ideal or imaginary: to create a notional world for oneself. 5. given to or full of foolish or fanciful ideas or moods.
6. Gram. a. relating to the meaning expressed by a linguistic form.
b. having full lexical meaning, in contrast to relational.
7. Semantics.belonging to a class of words that express clear concepts rather than relations between concepts; presentive. Cf. relational (def. 3), symbolic (def. 4).