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Definition of"s" in English

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s

/ɛs/
Noun

Definitions

1

Noun

The nineteenth letter of the English alphabet.
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2

Other

Used as a suffix to form the plural of most nouns (e.g., 'cats', 'dogs'). The pronunciation varies, often /z/ after voiced sounds or /s/ after unvoiced sounds, and /ɪz/ or /əz/ after sibilants (s, z, sh, ch, x, j).
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3

Other

Used as a suffix to form the third-person singular present tense of most verbs (e.g., 'he walks', 'she sings'). The pronunciation rules are similar to those for plural nouns.
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4

Other

Used with an apostrophe (as 's) to indicate the possessive case of singular nouns and some irregular plural nouns (e.g., 'John's car', 'the children's toys'). It is also used without an additional 's' (as s') to indicate the possessive case of plural nouns ending in 's' (e.g., 'the boys' school').
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5

Other

Represents a common contraction of the verb 'is' (e.g., 'He's here' for 'He is here') or the auxiliary verb 'has' (e.g., 'She's gone' for 'She has gone').
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Examples

  • "The word 'snake' begins with the letter 's'."

    The word 'snake' begins with the letter 's'.

  • "She has two cats."

    She has two cats.

  • "He always reads before bed."

    He always reads before bed.

  • "This is Mary's book."

    This is Mary's book.

  • "The students' projects were impressive."

    The students' projects were impressive.

  • "It's a beautiful day."

    It's a beautiful day.

  • "He's finished his homework."

    He's finished his homework.

Etymology

From the Phoenician letter shin, through the Greek sigma (Σ, σ) and the Latin S. The modern English 'S' retains a shape similar to its ancient Semitic, Greek, and Roman ancestors.

Cultural Notes

The letter 'S' is widely used in various symbols and abbreviations; for example, 'S' often denotes 'South' on compasses and maps, and 'S' is famously associated with Superman in popular culture. In mathematics, 's' can represent displacement or arc length.

Frequency:Very Common

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