dihydrate

[ dahy-hahy-dreyt ]

noun

, Chemistry.

1. a hydrate that contains two molecules of water, as potassium sulfite, K 2 SO 3 ⋅2H 2 O.

Other Words From

• di·hydrat·ed adjective

Word History and Origins

Origin of dihydrate¹

di- ¹ + hydrate

Example Sentences

According to a fact sheet on the FDA's website for the Pfizer-BioNTech COVID-19 vaccine, the vaccine contains only mRNA, lipids, potassium chloride, monobasic potassium phosphate, sodium chloride, dibasic sodium phosphate dihydrate and sucrose — none of which are ferromagnetic.

From Salon

The vaccine also contains four salts: potassium chloride, monobasic potassium phosphate, basic sodium phosphate dihydrate and sodium chloride.

From New York Times

First, gypsum — calcium sulfate dihydrate — is the stuff of which drywall is made, for use in home construction and remodeling.

From Washington Post

And recently, they’ve taken a fresh look at using gypsum, a soft white or gray mineral also known as calcium sulfate dihydrate, to help keep phosphorous where it is wanted.

From Science Magazine

Groundwater that leached calcium from wind-blown silt worked its way into Gypsum Cave, forming crystals of calcium sulfate dihydrate.

From Washington Times