Word.ws English Dictionary

reactivity

/rɪˈakˈtɪvɪti/

reactivity noun: responsiveness to stimulation.

Noun

reactivity (countable and uncountable, plural reactivities)

  1. responsiveness to stimulation
  2. relative susceptibility to chemical reaction

reactivity meaning in Tamil and Tagalog

reactivity in Tamil

வினைதிறன்

reactivity in Tagalog

relative susceptibility to chemical reaction
kabalibilusan

Forms of reactivity

pluralreactivities

Plural of reactivity: reactivities

Origin of reactivity

From reactive + -ity.

Words formed from reactivity

Questions about reactivity

What does reactivity mean?
Reactivity means responsiveness to stimulation.
What is reactivity in Tamil?
Reactivity in Tamil is வினைதிறன். See Reactivity meaning in Tamil.
What part of speech is reactivity?
Reactivity is a noun.
How do you pronounce reactivity?
Reactivity is pronounced /rɪˈakˈtɪvɪti/.
What is the plural of reactivity?
The plural of reactivity is reactivities.

Words near reactivity in the dictionary

  1. reactive programming
  2. reactively
  3. reactiveness
  4. reactivenesses
  5. reactivities
  6. reactivity
  7. reactogenic
  8. reactogenicities
  9. reactogenicity
  10. reactological
  11. reactologist

Source and license

Adapted from Wiktionary: reactivity (page history and authors); reactivity (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-reactivity.wav.

Cite this entry: “reactivity.” Word.ws, https://word.ws/reactivity. Based on Wiktionary, CC BY-SA 4.0.