Word Pronunciation & Dictionary

reactant

Word Rarity Very rare

Frequency: Zipf frequency 2.26 in modern English

Syllables: re-ac-tant
IPA

10

Scrabble Score

8

Letters

3

Syllables

6

Unique Chars

Meaning

noun

Any of the participants present at the start of a chemical reaction, specifically one that is consumed during the reaction.

Etymology

Etymology tree English react Proto-Indo-European *-onts Latin -ns Latin -āns Old French -antbor. Proto-Indo-European *-onts Proto-Germanic *-ndz Proto-West Germanic *-andī Old English -ende Middle English -ant English -ant English reactant From react + -ant.

Inflected Forms

reactants (plural)

Derived Forms

coreactant immunoreactant

Questions

What does reactant mean?: Any of the participants present at the start of a chemical reaction, specifically one that is consumed during the reaction.
Where does reactant come from?: Etymology tree English react Proto-Indo-European *-onts Latin -ns Latin -āns Old French -antbor. Proto-Indo-European *-onts Proto-Germanic *-ndz Proto-West Germanic *-andī Old English -ende Middle English -ant English -ant English reactant From react + -ant.

How to pronounce reactant

Open the pronunciation page — Open the Speakur entry for “reactant”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “reactant”.
Repeat and practice — Say “reactant” aloud, matching stress and vowels until it feels natural.