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isolator

noun

isolator is spelled I-S-O-L-A-T-O-R: 8 letters. It appears about once in every 9 million words in written English, the 88,353rd most frequent word form (wordfreq, 2021 data). As a noun, isolator means “An electrical device that detects short circuits and isolates them” (English Wiktionary, September 2026). The plural of isolator is isolators.

How many letters and syllables are in isolator?

Letters8: I-S-O-L-A-T-O-R
In writingabout once in every 9 million words; the 88,353rd most frequent word form
Wrong spellings searchednone 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 isolator?

Isolator appears about once in every 9 million words in written English, the 88,353rd most frequent word form in the list.

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

Forms of isolator

  • isolators plural

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

What does isolator mean?

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

noun

  1. 1

    An electrical device that detects short circuits and isolates them.

  2. 2

    A device that isolates something from the surrounding environment to keep it sterile.

    The term ‘Isolator’ as used in the Pharmaceutical Industry covers a variety of pieces of equipment. One group has the main objective of providing containment for the handling of dangerous materials either aseptically or not. Another group h

  3. 3

    A transparent box for holding small live animals.

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

Isolator in Spanish, French, German and Portuguese

LanguageWords
GermanTrenneinrichtung, Trenner (electrical device that detects short circuits), Isolator (device to keep something sterile)

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.

Where does isolator come from?

From isolate + -or.

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

What to look up after isolator