substituent

[sʌbˈstɪtʃuənt]noun

substituent is spelled S-U-B-S-T-I-T-U-E-N-T: 11 letters. It appears about once in every 8 million words in written English, the 82,325th most frequent word form (wordfreq, 2021 data). As a noun, substituent means “Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed” (English Wiktionary, September 2026). The plural of substituent is substituents.

How many letters and syllables are in substituent?

Letters	11: S-U-B-S-T-I-T-U-E-N-T
In writing	about once in every 8 million words; the 82,325th most frequent word form
Wrong spellings searched	none measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is substituent?

Substituent appears about once in every 8 million words in written English, the 82,325th most frequent word form in the list.

substituent0.0010.010.11101001,00010,000

rarerper million words of written Englishmore common

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce substituent?

[sʌbˈstɪtʃuənt]

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Persent101-substituent.wav, Wikimedia Commons (author and licence on each file's page).

Forms of substituent

substituents plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does substituent mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

1
Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed.
2
Pro-form.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Substituent in Spanish, French, German and Portuguese

In the sense chemistry:

Language	Words
German	Substituent

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.