Webster's Revised Unabridged Dictionary · 1913

Sida

Sida , noun

[New Latin, from Greek {not transcribed} a kind of plant.]

(Botany) A genus of malvaceous plants common in the tropics. All the species are mucilaginous, and some have tough ligneous fibers which are used as a substitute for hemp and flax. — Balfour (Cyc. of India)