Alternative spelling of crosshatching

plural of head band

(zoology) Any member of the family Asilidae of robber flies.

(organic chemistry) The phthalide (3Z,6S,7S)-3-butylidene-6,7-dihydroxy-4,5,6,7-tetrahydro-2-benzofuran-1-one or any of its derivatives that are used to counter migraine