D defs.my
Entry 1 sense Webster, 1913

Buttonweed

· But·ton·weed · IPA
01 n. The name of several plants of the genera Spermacoce and Diodia, of the Madder family.
  1. 1.
    The name of several plants of the genera Spermacoce and Diodia, of the Madder family.(Bot.)