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that's

/ðæts/contraction, determiner

that's is spelled T-H-A-T-S: 5 letters and one syllable. It appears 724 times per million words in written English, the 144th most frequent word form (wordfreq, 2021 data). People search “that's vs thats” about 1,600 times a month (Google, United States). As a contraction, that's means “That is” (English Wiktionary, September 2026).

How many letters and syllables are in that's?

Letters5: T-H-A-T-S
Syllables1 (from its American pronunciation)
In writing724 times per million words; the 144th most frequent word form
Wrong spellings searchednone measured in search
Pairs people search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).

How common is that's?

That's appears 724 times per million words in written English, the 144th 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).

How do you pronounce that's?

  • /ðəts/
  • /ðæts/

That's has one syllable (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-that's.ogg, Wikimedia Commons (author and licence on each file's page).

Words people confuse with that's

Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).

Also written: thats.

Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).

Forms of that's

  • das
  • dat's
  • thass
  • thas
  • thazz
  • thash
  • thats

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

What does that's mean?

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

contraction

  1. 1

    That is.

    That's the book I've been looking for.

  2. 2

    That has.

    I've managed to find the solution to the problem that's been bugging me all day.

  3. 3

    proscribedThat was.

    Yesterday, that's bugging me all day.

determiner

  1. 1

    CanadaUSwhose, of which (in dialects that require a human antecedent for 'whose')

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

Where does that's come from?

From that + 's (contraction of words ending in s).

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

What to look up after that's