A substance is anhydrous if it contains no water. Many processes in chemistry can be impeded by the presence of water; therefore, it is important that water-free reagents and techniques are used.

Define anhydrous. anhydrous synonyms, anhydrous pronunciation, anhydrous translation, English dictionary definition of anhydrous. adj. Without water, especially water of crystallization.

Dec 6, 2016 · The meaning of ANHYDROUS is free from water and especially water of crystallization. How to use anhydrous in a sentence.

Add to word list chemistry containing no water (Definition of anhydrous from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of 'anhydrous' anhydrous in British English (ænˈhaɪdrəs ) adjective containing no water, esp no water of crystallization

Dec 14, 2025 · anhydrous (comparative more anhydrous, superlative most anhydrous) Having little or no water. (physical chemistry) Having no water of crystallization. quotations

In simple terms, ‘Anhydrous’ means ‘without water’. The word is a compound word made up of “an” (which in this case means “without”), and “hydrous” (refers to “water”).

ANHYDROUS definition: with all water removed, especially water of crystallization. See examples of anhydrous used in a sentence.

Factsheet What does the adjective anhydrous mean? There are two meanings listed in OED's entry for the adjective anhydrous. See ‘Meaning & use’ for definitions, usage, and quotation …

Jul 9, 2019 · Anhydrous literally means "no water." In chemistry, substances without water are labeled anhydrous. The term is most often applied to crystalline substances after the water of …