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exponential decay

noun

Simple meaning

A decrease where the rate of decrease is proportional to the amount remaining.

Pronunciation

Say it like this:

ehkspohnehnchuhlduhkay

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IPA pronunciation (US)

ɛkspoʊˈnɛntʃəldəˈkeɪ

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. A decrease that follows an exponential function

  2. A decrease where the rate of decrease is proportional to the amount remaining.

Word Aura™

How this word commonly comes across.

This meaning: A decrease that follows an exponential function

Used this way, exponential decay is a reasonably familiar word that usually carries little praise or criticism of its own. It usually sounds natural in a wide range of settings.

Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Moderately common
Connotation
Matter-of-fact
Usage feel
Neutral and straightforward

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.