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Definition of exponentially

exponentially

/ˌɛk.spəˈnɛn.ʃəl.i/
ex · po · nen · tial · ly
Adjective:exponential
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exponentially Lexical Profile

exponentially Game Scores & Validity

• adverb

1

At an increasingly rapid rate; by a very large and accelerating amount.

Example

"Demand for renewable energy storage has increased exponentially over the past decade."

2

In a manner expressed by or following a mathematical exponent; at a rate proportional to the current value of a quantity.

Example

"Under ideal laboratory conditions, the bacterial colony grows exponentially until its nutrient supply is exhausted."

Synonyms
View all synonyms for exponentially
Antonyms
View all antonyms for exponentially

Word Nuance & Usage

In strict mathematical and scientific contexts, 'exponentially' refers specifically to a rate of change proportional to the current value (such as doubling every hour), whereas in everyday speech it is loosely used as an intensifier meaning 'very rapidly' or 'dramatically'.

• Rhymes for exponentially

• Nearby Words

expo
exponent
exponential
exponentially
export
exportable
exportation

Word Origin & Etymology

Derived from the adjective 'exponential' plus the adverbial suffix '-ly', from the mathematical term 'exponent', which comes from Latin 'exponentem', the present participle of 'exponere' meaning 'to put forth' or 'to expound'.

Cite this Entry

Wordmom. (2026). Definition of Exponentially. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/exponentially
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