anhydride

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anhydride

 [an-hi´drīd]
a compound derived from a substance, usually an acid, by removal of a molecule of water.

an·hy·dride

(an-hī'drīd),
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

anhydride

/an·hy·dride/ (an-hi´drīd) any compound derived from a substance, especially an acid, by abstraction of a molecule of water.
chromic anhydride  chromic acid.
phthalic anhydride  a reactive low-molecular-weight compound with various industrial uses; it causes skin irritation and its fumes cause hypersensitivity pneumonitis.

anhydride

[anhī′drīd]
Etymology: Gk, a + hydor, without water
a chemical compound derived by the removal of water from one or more substances, especially an acid.

an·hy·dride

(an-hī'drīd)
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

anhydride

a compound derived from an acid by removal of a molecule of water.