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  2. Division by two - Wikipedia

    en.wikipedia.org/wiki/Division_by_two

    An orange that has been sliced into two halves. In mathematics, division by two or halving has also been called mediation or dimidiation. [1] The treatment of this as a different operation from multiplication and division by other numbers goes back to the ancient Egyptians, whose multiplication algorithm used division by two as one of its fundamental steps. [2]

  3. List of medical abbreviations: Q - Wikipedia

    en.wikipedia.org/wiki/List_of_medical...

    Meaning q: each, every (from Latin quaque) q15: every 15 minutes q6h q6° once every 6 hours q2wk: once every 2 weeks qAc Before every meal (from Latin quaque ante cibum) q.a.d. every other day (from Latin quaque altera die) QALY: quality-adjusted life year: q.AM: every day before noon (from Latin quaque die ante meridiem) q.d. every day (from ...

  4. Fortnight - Wikipedia

    en.wikipedia.org/wiki/Fortnight

    Also in Arabic, by adding the common dual suffix to the word for "week", أسبوع, the form أسبوعين (usbu′ayn), meaning "two weeks", is formed. Slavic languages: in Czech the terms čtrnáctidenní and dvoutýdenní have the same meaning as "fortnight". [6] In Ukrainian, the term два тижні is used in relation to "biweekly ...

  5. Doomsday rule - Wikipedia

    en.wikipedia.org/wiki/Doomsday_rule

    Divide the year's last two digits (call this y) by 12 and let a be the floor of the quotient. Let b be the remainder of the same quotient. Divide that remainder by 4 and let c be the floor of the quotient. Let d be the sum of the three numbers (d = a + b + c). (It is again possible here to divide by seven and take the remainder.

  6. List of abbreviations used in medical prescriptions - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_used...

    every 1 hour (can replace 1 with other numbers) q4PM at 4:00 pm (can replace 4 with other numbers) mistaken to mean every 4 hours q.a.d. quaque alternis die: every other day q.a.m. quaque die ante meridiem: every morning (every day before noon) q.d./q.1.d. quaque die: every day

  7. Division (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Division_(mathematics)

    For example, 20 apples divide into five groups of four apples, meaning that "twenty divided by five is equal to four". This is denoted as 20 / 5 = 4, or ⁠ 20 / 5 ⁠ = 4. [2] In the example, 20 is the dividend, 5 is the divisor, and 4 is the quotient.

  8. Talk:List of medical abbreviations: Q - Wikipedia

    en.wikipedia.org/wiki/Talk:List_of_medical...

    It means "once every 2 weeks". The "q" part means "each"/"every", and it works with any measure of time. Therefore the following: qd = each day = once per day; q6h = every 6 hours = once every 6 hours; q12h = every 12 hours = once every 12 hours; qwk = every week = once per week; q2wk = every 2 weeks = once every 2 weeks

  9. Unit of time - Wikipedia

    en.wikipedia.org/wiki/Unit_of_time

    1.44 minutes, or 86.4 seconds. Also marketed as a ".beat" by the Swatch corporation. moment: 1/40 solar hour (90 s on average) Medieval unit of time used by astronomers to compute astronomical movements, length varies with the season. [4] Also colloquially refers to a brief period of time. centiday 0.01 d (1 % of a day) 14.4 minutes, or 864 ...