EXPONENT

exponent, power, index

(noun) a mathematical notation indicating the number of times a quantity is multiplied by itself

exponent

(noun) someone who expounds and interprets or explains

advocate, advocator, proponent, exponent

(noun) a person who pleads for a cause or propounds an idea

Source: WordNet® 3.1

Etymology

Noun

exponent (plural exponents)

One who expounds, represents or advocates.

(mathematics) The number by which a value (called the base) is said to be raised to a power in exponentiation: for example, the $$3$$ in $$2^3=8$$ .

Synonym: power

(mathematics, obsolete) The degree to which the root of a radicand is found, for example, the $$2$$ in $$\sqrt[2]r=b$$ .

Synonyms: degree, power

(linguistics) A manifestation of a morphosyntactic property.

(computing) The part of a floating-point number that represents its exponent value.

Coordinate terms

• (computing): significand, mantissa

Source: Wiktionary

Ex*po"nent, n. Etym: [L. exponens, -entis, p. pr. of exponere to put out, set forth, expose. See Expound.]

1. (Alg.)

Definition: A number, letter, or any quantity written on the right hand of and above another quantity, and denoting how many times the latter is repeated as a factor to produce the power indicated;

Note: thus a2 denotes the second power, and an the xth power, of a (2 and x being the exponents). A fractional exponent, or index, is used to denote the root of a quantity. Thus, a denotes the third or cube root of a.

2. One who, or that which, stands as an index or representative; as, the leader of a party is the exponent of its principles. Exponent of a ratio, the quotient arising when the antecedent is divided by the consequent; thus, 6 is the exponent of the ratio of 30 to 5. [R.]

Source: Webster’s Unabridged Dictionary 1913 Edition