1 day ago · The meaning of COMPOUND is something formed by a union of elements or parts; especially : a distinct substance formed by chemical union of two or more ingredients in definite …

COMPOUND definition: composed of two or more parts, elements, or ingredients. See examples of compound used in a sentence.

Sep 20, 2025 · A compound is a substance formed when two or more different types of atoms chemically combine in a fixed ratio. For instance, water is composed of two hydrogen atoms and one …

a word that combines two or more different words. Often, the meaning of the compound cannot be discovered by knowing the meaning of the different words that form it. Compounds may be written …

Chemical compound, any substance composed of identical molecules consisting of atoms of two or more chemical elements. All the matter in the universe is composed of the atoms of more than 100 …

A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds. A …

A chemical compound is a pure substance made of two or more different elements that are chemically combined in a fixed ratio. The atoms in a compound are bonded together by strong chemical bonds, …

Chemistry A substance made up of two or more elements joined by chemical bonds into a molecule. The elements are combined in a definite ratio. Water, for example, is a compound having two hydrogen …

In chemistry, a compound is a substance that consists of two or more elements. Organic compounds contain carbon in their molecules.

(music) An octave higher than originally (i.e. a compound major second is equivalent to a major ninth).