(algebra, of a group) Such that each of its nontrivial, finitely generated subgroups maps homomorphically onto ℤ.

Any device for comparing a physical property of two objects, or an object with a standard.

A phenomenon that generally occurs in advance of a more important phenomenon, aiding in its prediction.

plural of leading indicator

plural of price index

plural of indicative mood

plural of heat index

(aviation) A two-letter indicator used in fare construction to indicate the basic routing that the fare applies to.

(chemistry) A substance that exists in an oxidized and reduced forms, these forms having different colours, changing colour at a specific redox potential

The oldest form of Indo-Aryan languages, specifically Vedic or classical Sanskrit (ca. 1500–300 BCE)