a. [ L. corona crown + -form. ] Having the form of a crown or coronet; resembling a crown. [ 1913 Webster ]
n. [ NL., fr. L. corona crown: cf. F. coronille. ] (Bot.) A genus of plants related to the clover, having their flowers arranged in little heads or tufts resembling coronets. [ 1913 Webster ]
n. [ Gr.
n. [ NL. See Corona. ] (Chem. & Astron.) The principal gaseous substance forming the solar corona, characterized by a green line in the coronal spectrum. [ Webster 1913 Suppl. ]