efflorescent
Ef`flo*res"cent, a. Etym: [F. efflorescent, L. efflorescens, -entis, blooming, p. pr. of efflorescere. See Effloresce, v. i.] 1. That effloresces, or is liable to effloresce on exposure; as, an efflorescent salt. 2. Covered with an efflorescence.