different between dehydration vs efflorescence

English

Etymology

de- +? hydration

Pronunciation

• (UK) IPA^(key): /di?ha??d?e???n/
• (US) IPA^(key): /diha??d?e???n/
• Rhymes: -e???n

Noun

dehydration (countable and uncountable, plural dehydrations)

1. The act or process of removing water from something.
2. The condition in which water in the body drops below normal levels, usually caused by illness, sweating or by not drinking enough.

Synonyms

• hypohydration

Translations

English

Etymology

Borrowed from French efflorescence, from Latin efflorescere, which was from ex- (“out”) +? florescere (“to blossom”).

Noun

efflorescence (countable and uncountable, plural efflorescences)

1. (chemistry) The formation of a powdery surface on crystals, as a hydrate is converted to anhydrous form by losing loosely bound water of crystallization to the atmosphere.
2. (botany) The production of flowers.
3. (construction) An encrustation of soluble salts, commonly white, deposited on the surface of stone, brick, plaster, or mortar; usually caused by free alkalies leached from mortar or adjacent concrete as moisture moves through it.
4. (geology) An encrustation of soluble salts, deposited on rock or soil by evaporation; often found in arid or geothermal environments.
5. (figuratively) Rapid flowering of a culture or civilisation etc.
6. (pathology) A redness, rash, or eruption on the skin.

Derived terms

• effloresce
• efflorescent

Translations

French

Noun

efflorescence f (plural efflorescences)

1. efflorescence