Webster's Revised Unabridged Dictionary · 1913

Syringa

Syringa , noun

[New Latin, from Greek {not transcribed}, {not transcribed}, a shepherd's pipe, tube. Compare Syringe.]

(a)
(Botany) A genus of plants; the lilac.
(b)
(Botany) The mock orange; -- popularly so called because its stems were formerly used as pipestems.