anhydrous

UK/æn'haidrәs/US

GREC2

Definitions

adj.

Containing no water (used of chemicals)

无水的（用于化学物质）

Root Breakdown

Root-derived

an-not, opposite of

hydrwater

-ousfull of, having the quality of

=anhydrous

an- (without, Greek 'not') + hydr (water) + -ous (adj.) = 'without water.' Chemists use it for substances dried so completely that no water molecules remain, such as anhydrous ammonia.

Root hydr still carries 9 more words

Example Sentences

1.
The reaction requires anhydrous ethanol with no trace of water.
2.
Anhydrous salt is stored in a tightly sealed jar.

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