Dictionary.com

efflorescence

[ ef-luh-res-uhns ]
/ ˌɛf ləˈrɛs əns /
Save This Word!

noun

the state or a period of flowering.
an example or result of growth and development: These works are the efflorescence of his genius.
Chemistry.
  1. the act or process of efflorescing.
  2. the resulting powdery substance or incrustation.
Pathology. a rash or eruption of the skin.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Origin of efflorescence

1620–30; <French <Medieval Latin efflōrēscentia.See effloresce, -ence

Words nearby efflorescence

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for efflorescence

British Dictionary definitions for efflorescence

efflorescence
/ (ˌɛflɔːˈrɛsəns) /

noun

a bursting forth or flowering
chem geology
  1. the process of efflorescing
  2. the powdery substance formed as a result of this process, esp on the surface of rocks
any skin rash or eruption

Derived forms of efflorescence

efflorescent, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for efflorescence

efflorescence
[ ĕf′lə-rĕsəns ]

A whitish, powdery deposit on the surface of rocks or soil in dry regions. It is formed as mineral-rich water rises to the surface through capillary action and then evaporates. Efflorescence usually consists of gypsum, salt, or calcite.
See anthesis.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Tired of Typos? Get Help Now!