Dictionary > English Dictionary > Definition, synonym and antonym of o'clock
Meaning of o'clock by Wiktionary Dictionary

o'clock


    Etymology

    Shortened form of “of the clock” or “on the clock”; that is, “according to the clock” .

    Adverb

    o'clock ( not comparable )

    1. ( modifying a numeral, one to twelve ) In conjunction with a numeral, indicates the time within a twelve hour period ( midnight to noon or noon to midnight ), specifically the time when the hour hand of a clock points precisely to the symbol or marking corresponding to the designated numeral .
      We are expected to be there at six o'clock in the morning!
      It is two o'clock .
      What o'clock is it? [uncommon]
      • 1892, Sir Arthur Conan Doyle, The Adventures of Sherlock Holmes[1], edition HTML, The Gutenberg Project, published 2011:
        I say, Watson, what o’clock is it?
    2. ( humorous ) In conjunction with a term representing an action or event that occurs daily, indicates the time that said action or event occurs, or first occurs.
    3. ( with a numeral, one to twelve ) In conjunction with a numeral, indicates the direction, relative to the speaker, corresponding to the direction the hour hand is pointing at the time corresponding to the numeral, with twelve representing directly ahead and three being to the right.
    4. Used to indicate direction on a plane, often vertical with 12 o'clock being straight up, representing a projection of the speaker's field of vision.

    Derived terms

    Related terms

    See also

    • Appendix:O'clock
    • Appendix:Time
    • Clock position on Wikipedia .

    o clock

    By Wiktionary ( 2010/10/20 10:18 UTC Version )

    Etymology

    Shortened form of “of the clock” or “on the clock”, that is, “according to the clock” .

    Adverb

    o'clock ( not comparable )

    1. After a numeral, designates the time when the minute hand of a clock or watch points to twelve ( as opposed to a certain number of minutes before or after that time ) and the hour hand points to the specified numeral .
    2. After a numeral, designates the relative heading, from a given point and heading, to another point, as if the given point is at the centre of a clock and the numeral twelve is aligned with the given heading .

    See also

    • Appendix:O'clock
    • Appendix:Time