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Webster 1913 Edition

Adj.

[L.

hyacinthinus

, Gr. [GREEK].]

Belonging to the hyacinth; resembling the hyacinth; in color like the hyacinth.

Milton.

His curling locks like

hyacinthine

flowers.

Cowper.

Adj.

Made of hyacinth; consisting of hyacinth; resembling hyacinth.

hyacinthine ‎(comparative more hyacinthine, superlative most hyacinthine)

The colour of a hyacinth (either the gem or the flower); reddish-gold (chiefly with reference to hair).
- 1674, John Milton, Paradise Lost, Book IV, lines 300-303,
  His fair large front and eye sublime declared / Absolute rule; and hyacinthine locks / Round from his parted forelock manly hung / Clustering, but not beneath his shoulders broad:
- 1990, Camille Paglia, Sexual Personae:
  The beautiful boy has flowing or richly textured hyacinthine hair, the only luxuriance in this chastity.