Solute

a. [Lat. solutus, p. p. of solvere, to loosen; It. soluto.]

1. Soluble; as, a solute salt.
2. Loose; free; liberal; as, a solute interpretation. [Obs.] • Bacon.
3. Relaxed; hence, merry; cheerful. [Rare.]

Bacchus, purple god of joyous wit, A brow solute, and ever-laughing eye. Young. 4. (Bot.) Not adhering; loose;—opposed to adnate; as, a solute stipule.