effloresce
Concise Oxford English Dictionary © 2008 Oxford University Press:
effloresce /ˌɛfləˈrɛs/
▶verb
- 1 (of a substance) lose moisture and turn to a fine powder on exposure to air.
- 2 (of salts) come to the surface of brickwork or other material and crystallize.
■ (of a surface) become covered with salt particles.
- 3 reach an optimum stage of development.
– derivatives
efflorescence noun,
efflorescent adjective.
efflorescence noun,
efflorescent adjective.
– origin C18: from L. efflorescere, from e- (var. of ex-) ‘out’ + florescere ‘begin to bloom’.
'effloresce' also found in these Oxford entries:

