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WordBand 6.5–8Academic (NAWL)
exponential
/ˌɛk.spəʊ.ˈnɛn.tʃəl/
adjective
a constant e raised to a power equal to a given expression: e.g. e3x is the exponential of 3x.
- “The rate of growth is growing exponentially.”Tatoeba
Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.
Source: New Academic Word List (Browne, Culligan & Phillips) (CC BY-SA 4.0); Wiktionary (CC BY-SA 3.0); Tatoeba (CC BY 2.0 FR)