Effloresce

ef-flo-res', v. [-eesced (-rest'), -res- cind.] (Chem.) To change over the surface, or throughout, to a powder; to become covered with a whitish crust or light crystallization. [L. eff lores cere, ex and florescere, to begin to blo om, fr. florere, to blo om, fr. flos, a nower.] — Efflores'- cence, -cency, -sen-sT, n. (Bot.) Time of flowering. (Med.) Eruption, as in rash, measles, small pox, etc. (Chem.') Formation of powder on the surface of efflorescing bodies, as salts, etc.; powder or crust thus formed. — Efflores'cent, -sent, a. Liable to effloresce; covered with efflorescence.