1

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See also: , !1, 1., l, ӏ, Ӏ, ı, I, 𐑑, , and
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1︎ 1️
Text style is forced with ⟨︎⟩ and emoji style with ⟨️⟩.
1 U+0031, 1
DIGIT ONE
0
[U+0030]
Basic Latin 2
[U+0032]

Translingual

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Glyph origin

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Nepali variation of Devanāgarī script १ (1, “éka”), the source for Latin ‘1’ Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numerals (compare Devanagari script (1, éka)), possibly influenced by Roman numeral , both ultimately from using a single stroke to represent the number one. See 1 § As a digit on WikipediaWikipedia for more.

Symbol

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1 (previous 0, next 2)

  1. The cardinal number one, a single thing or unit.
  2. A digit in decimal and every other base numbering system, including binary, octal, and hexadecimal.
    15 × 134 = 2010
    0010 00112 (the number 35 in binary notation)
    0x1000E001 (the number 268492801 in hexadecimal notation)
  3. (mathematics) The identity element with respect to multiplication in a ring.
    a×1 = a
  4. (computer science) Bit state corresponding to binary digit 1, or on or true.
  5. (mathematics) A Boolean or truth value corresponding to true.
    f : Bk → B : B = {0, 1}
  6. (mathematics) The one-point topological space, trivial ring, trivial group, a category with a single object or a (canonical) singleton.
  7. (mathematics, set theory) indicator function of a set.
  8. (phonetics, often superscript) the pitch of a tone, either high or low depending on local convention; '1' is most commonly the highest or lowest pitch (but see 0)
    Synonyms: ˥, ˩
  9. (phonetics, Sinosphere, often superscript) tone number 1, typically identified with dark level yin ping (陰平). May simply be level ping tone () if the yin–yang distinction is not made.
    Synonym:
  10. (linguistics, superscript) accent 1 in Norwegian, Swedish and Limburgish.
    Norwegian/Swedish toneme 1 is sometimes transcribed with a simple primary stress mark, that is ˈ.
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Alternative forms

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The following forms are equivalent as a decimal digit:

The following additional forms are equivalent as a cardinal number:

Derived terms

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See also

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Other representations of 1:

Letter

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1

  1. (nonstandard) Alternative form of Ӏ/ӏ (Cyrillic letter palochka)

English

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Pronunciation

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  • enPR: wŭn, IPA(key): /wʌn/, IPA(key): /wan/
  • Audio (US):(file)
  • Rhymes: -ʌn

Symbol

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1

  1. (Internet slang, leetspeak, sarcastic) Deliberate misspelling of !, imitating someone who is too excited to consistently press the shift key while typing exclamation marks.
    Synonyms: one, eleven
    A: someone hlep me pls im always losing!!!1!
    B: Thats bcuz ur st00pid!!!!!11!!oneone!!1!!eleven!1
  2. (rare, gaming) Abbreviation of one-shot or one-shotted.

Noun

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1 (plural 1s)

  1. (sports, skateboarding, snowboarding, skiing) Clipping of 180. (180° spin)

Translations

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See also

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Chinese

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Pronunciation

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Noun

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1

  1. one
  2. (gay slang) top

Synonyms

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  • (Hong Kong Cantonese) 1仔 (jat1 zai2)

Derived terms

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  • 0 (líng)
  • 0.5 (língdiǎnwǔ)

German

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Article

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1

  1. (text messaging) Abbreviation of ein.

Swedish

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The Nordic pharmacy chain Apotek1.

Symbol

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1

  1. (Should we delete(+) this sense?) The number one (1).
    Synonyms: ett, en
  2. (Internet slang, leetspeak, sarcastic) Deliberate misspelling of !

Suffix

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1

  1. (nonstandard suffix) -et (singular indefinite nominative; the)
    Apotek1
    The Pharmacy
    Bud1
    The Courier
  2. (nonstandard suffix) -et (neuter singular)
    Mog1 av dig.
    Very mature of you.

Derived terms

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  • mog1 (mature) (slang)