D defs.my
Entry 3 senses Webster, 1913

Amaranthine

· Am·a·ran·thine · IPA /ˌæm.əˈɹæn.θɪn/
01 a. Of or pertaining to amaranth.
  1. 1.
    Of or pertaining to amaranth.
  2. 2.
    Unfading, as the poetic amaranth; undying.
    “They only amaranthine flower on earth Is virtue.” Cowper.
  3. 3.
    Of a purplish color.