adj. & n. Gram.
--adj. (of a mood) denoting what is imagined or wished or possible (e.g. if I were you, God help you, be that as it may).
1. the subjunctive mood.
2 a verb in this mood.
Etymology: F subjonctif -ive or LL subjunctivus f. L (as SUBJOIN), transl. Gk hupotaktikos, as being used in subjoined clauses