As nouns the difference between dehydration and dryness
is that dehydration is the act or process of freeing from water; also, the condition of a body from which the water has been removed while dryness is (uncountable) a lack of moisture.
dehydration
Noun
(
en noun)
The act or process of freeing from water; also, the condition of a body from which the water has been removed.
Synonyms
* hypohydration
dryness
English
Noun
(uncountable) A lack of moisture.
The degree to which something is dry.