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  1. Ordinal Numbers in English – Rules, List, Usage & Examples

    Ordinal Number Abbreviations (1st, 2nd, 3rd…) Ordinal numbers are often shortened in everyday English, especially in dates, lists, schedules, and charts. These shortened versions are called …

  2. 1st’ or ‘1th’: Which is Correct? - Writing Tips Institute

    Nov 6, 2023 · '1st' is the correct numeric abbreviation of the ordinal first. '1th' is a grammatical error, and it should never be used. The brief overview will help you if you need to quickly decide which spelling …

  3. Ordinal numeral - Wikipedia

    Ordinal numbers may be written in English with numerals and letter suffixes: 1st, 2nd or 2d, 3rd or 3d, 4th, 11th, 21st, 101st, 477th, etc., with the suffix acting as an ordinal indicator. Written dates often …

  4. 1st - Wiktionary, the free dictionary

    May 15, 2026 · ± abbreviation of first — see also first See also

  5. 1st or 1th – Which is Correct? - Two Minute English

    Mar 3, 2026 · The correct form is 1st. In English, ordinal numbers (numbers showing order) end in “st,” “nd,” “rd,” or “th” depending on the last digit of the number. For the number one, the correct ending is …

  6. First - Wikipedia

    First Look up 1st, 1ˢᵗ, First, or first in Wiktionary, the free dictionary. First most commonly refers to: First, the ordinal form of the number 1 First or 1st may also refer to:

  7. Your 1st Source for Personal and Business Banking - 1st Source

    Serving the northern Indiana-southwestern Michigan area with nearly $8 billion in assets and more than 1100 employees, 1st Source is here for you.

  8. 1st - definition of 1st by The Free Dictionary

    Define 1st. 1st synonyms, 1st pronunciation, 1st translation, English dictionary definition of 1st. Adj. 1. 1st - indicating the beginning unit in a series first ordinal - being or denoting a numerical order in a …

  9. Cardinal and Ordinal Numbers Chart - Math is Fun

    A Cardinal Number is a number that says how many of something there are, such as one, two, three, four, five. An Ordinal Number is a number that...

  10. How To Write Ordinal Numbers | Britannica Dictionary

    When writing ordinal numbers such as 1st, 2nd, 3rd, etc. you should use the last two letters on the word as it would be if you wrote out the whole word. Below are the ordinal numbers both written out and …