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 Gregorian year 添加此单词到默认生词本
格里年




    Gregorian \Gre*go"ri*an\, a. [NL. Gregorianus, fr. Gregorius
    Gregory, Gr. ?: cf. F. gr['e]gorien.]
    Pertaining to, or originated by, some person named Gregory,
    especially one of the popes of that name.

    {Gregorian calendar}, the calendar as reformed by Pope
    Gregory XIII. in 1582, including the method of adjusting
    the leap years so as to harmonize the civil year with the
    solar, and also the regulation of the time of Easter and
    the movable feasts by means of epochs. See {Gregorian
    year} (below).

    {Gregorian chant} (Mus.), plain song, or canto fermo, a kind
    of unisonous music, according to the eight celebrated
    church modes, as arranged and prescribed by Pope Gregory
    I. (called ``the Great'') in the 6th century.

    {Gregorian modes}, the musical scales ordained by Pope
    Gregory the Great, and named after the ancient Greek
    scales, as Dorian, Lydian, etc.

    {Gregorian telescope} (Opt.), a form of reflecting telescope,
    named from Prof. James Gregory, of Edinburgh, who
    perfected it in 1663. A small concave mirror in the axis
    of this telescope, having its focus coincident with that
    of the large reflector, transmits the light received from
    the latter back through a hole in its center to the
    eyepiece placed behind it.

    {Gregorian year}, the year as now reckoned according to the
    Gregorian calendar. Thus, every year, of the current
    reckoning, which is divisible by 4, except those divisible
    by 100 and not by 400, has 366 days; all other years have
    365 days. See {Bissextile}, and Note under {Style}, n., 7.


    Year \Year\, n. [OE. yer, yeer, [yogh]er, AS. ge['a]r; akin to
    OFries. i?r, g?r, D. jaar, OHG. j[=a]r, G. jahr, Icel. [=a]r,
    Dan. aar, Sw. [*a]r, Goth. j?r, Gr. ? a season of the year,
    springtime, a part of the day, an hour, ? a year, Zend
    y[=a]re year. [root]4, 279. Cf. {Hour}, {Yore}.]
    1. The time of the apparent revolution of the sun trough the
    ecliptic; the period occupied by the earth in making its
    revolution around the sun, called the astronomical year;
    also, a period more or less nearly agreeing with this,
    adopted by various nations as a measure of time, and
    called the civil year; as, the common lunar year of 354
    days, still in use among the Mohammedans; the year of 360
    days, etc. In common usage, the year consists of 365 days,
    and every fourth year (called bissextile, or leap year) of
    366 days, a day being added to February on that year, on
    account of the excess above 365 days (see {Bissextile}).

    Of twenty year of age he was, I guess. --Chaucer.

    Note: The civil, or legal, year, in England, formerly
    commenced on the 25th of March. This practice continued
    throughout the British dominions till the year 1752.

    2. The time in which any planet completes a revolution about
    the sun; as, the year of Jupiter or of Saturn.

    3. pl. Age, or old age; as, a man in years. --Shak.

    {Anomalistic year}, the time of the earth's revolution from
    perihelion to perihelion again, which is 365 days, 6
    hours, 13 minutes, and 48 seconds.

    {A year's mind} (Eccl.), a commemoration of a deceased
    person, as by a Mass, a year after his death. Cf. {A
    month's mind}, under {Month}.

    {Bissextile year}. See {Bissextile}.

    {Canicular year}. See under {Canicular}.

    {Civil year}, the year adopted by any nation for the
    computation of time.

    {Common lunar year}, the period of 12 lunar months, or 354
    days.

    {Common year}, each year of 365 days, as distinguished from
    leap year.

    {Embolismic year}, or {Intercalary lunar year}, the period of
    13 lunar months, or 384 days.

    {Fiscal year} (Com.), the year by which accounts are
    reckoned, or the year between one annual time of
    settlement, or balancing of accounts, and another.

    {Great year}. See {Platonic year}, under {Platonic}.

    {Gregorian year}, {Julian year}. See under {Gregorian}, and
    {Julian}.

    {Leap year}. See {Leap year}, in the Vocabulary.

    {Lunar astronomical year}, the period of 12 lunar synodical
    months, or 354 days, 8 hours, 48 minutes, 36 seconds.

    {Lunisolar year}. See under {Lunisolar}.

    {Periodical year}. See {Anomalistic year}, above.

    {Platonic year}, {Sabbatical year}. See under {Platonic}, and
    {Sabbatical}.

    {Sidereal year}, the time in which the sun, departing from
    any fixed star, returns to the same. This is 365 days, 6
    hours, 9 minutes, and 9.3 seconds.

    {Tropical year}. See under {Tropical}.

    {Year and a day} (O. Eng. Law), a time to be allowed for an
    act or an event, in order that an entire year might be
    secured beyond all question. --Abbott.

    {Year of grace}, any year of the Christian era; Anno Domini;
    A. D. or a. d.

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