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isolant

French, noun/i.zɔ.lɑ̃/

isolant is spelled I-S-O-L-A-N-T (7 letters) and appears 1.6 times per million words in written French, the 23,795th most frequent French word form (wordfreq, 2021 data). Isolant is a French masculine noun meaning “insulator” (English Wiktionary, September 2026). It is also a present participle of isoler. The French Wiktionary (Wiktionnaire) defines it as “Ce qui isole une chose”.

What does isolant mean in English?

adjective

  1. 1

    insulating

  2. 2

    isolating

noun

  1. 1

    masculineinsulator

verb

  1. 1

    present participle of isoler

Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).

How French dictionaries define it

adjective: 1. Qui ne transmet pas librement l’électricité. 2. Isolant thermique. Qui ne transmet pas facilement la chaleur. 3. Caractérise une langue dont les mots sont fait de peu de morphèmes, avec un seul morphème par mot dans les cas extrêmes.

noun: 1. Ce qui isole une chose. 2. Corps isolant. 3. Isolant thermique. Corps qui ne transmet pas facilement la chaleur.

The definition in the French Wiktionary (Wiktionnaire), in French.

Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.

Forms of isolant

  • isolante feminine
  • isolants masculine plural
  • isolantes feminine plural

Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).

How do you pronounce isolant?

  • /i.zɔ.lɑ̃/
  • \i.zɔ.lɑ̃\

Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.

English words that translate to isolant

Source: the translation tables of the English Wiktionary, dump of September 2, 2026.

How common is isolant in French?

isolant appears 1.6 times per million words in written French.

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

What to look up after isolant