plural of ordinal indicator

A sign adjacent to a numeral denoting that it is an ordinal number, rather than a cardinal number.

plural of pH indicator

A float used by anglers to tell when a fish has taken the bait

(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 heat index