Definition of "hyacinth"

hyacinth

/ˈhaɪəsɪnθ/

noun
plural hyacinths
1. Any bulbous plant of the genus Hyacinthus, native to the Mediterranean and South Africa.
  Quotations
  On life's long round by chance I found / A dell impearled with dew, / Where hyacinths, gushing from the ground, / Lent to the earth heaven's native hue / Of holy blue.
  1889, Mathilde Blind, “[Love in Exile. Song X.] ‘On Life’s Long Round’.”, in The Ascent of Man, London: Chatto & Windus, […], stanza 1, page 177
2. A variety of zircon, ranging in color from brown, orange, reddish-brown and yellow; a jacinth.