Ef`flo*res"cent (?), a. [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.
© Webster 1913.