| 单词 | perfect year |
| 释义 | perfect /pûrˈfekt or -fikt/adjective
ORIGIN: ME parfit, from OFr parfit; assimilated to L perfectus, pap of perficere, from pfx per- thoroughly, and facere to do perfectāˈtion noun (rare) perfectˈer (or /pûrˈ/) noun perfectˈi /-ī/ plural noun A body of Catharists in the 12c and 13c, living very strict lives perfectibilˈian noun A believer in the perfectibility of mankind perfectˈibilism noun The belief that man is capable of becoming perfect or of progressing indefinitely towards perfection perfectˈibilist noun perfectibilˈity noun
perfectˈible adjective Capable of becoming or being made perfect perfecˈtion noun
perfecˈtionate transitive verb To bring to perfection perfecˈtionism noun perfecˈtionist noun
perfectionistˈic adjective
perfectˈive adjective
perfectˈively adverb perˈfectly adverb perˈfectness noun
perfectˈo noun (pl perfectˈos) (Sp, perfect) a large tapering cigar perfectˈor noun
perfect binding noun An unsewn bookbinding in which the backs of the gathered sections are sheared off and the leaves held in place by glue perfect cadence noun (music) One passing from the chord of the dominant to that of the tonic perfect competition noun (economics) Free competition for the sale of a commodity perfect fifth noun (music) The interval between two sounds whose vibration frequencies are as 2 to 3 perfect fluid noun An ideal fluid, incompressible, of uniform density, and offering no resistance to distorting forces perfect fourth noun (music) The interval between sounds whose vibration frequencies are as 3 to 4 perfect game noun (baseball) A game in which a pitcher does not allow any batter to reach base perfect gas same as ideal gas (see under ideal). perfect insect noun The imago or completely developed form of an insect perfect interval noun (music) The fourth, fifth, or octave perfect market noun (economics) A market where there are many buyers and sellers, none of whom can influence prices individually perfect metals plural noun Noble metals perfect number noun (mathematics) A number equal to the sum of its factors (including unity), as 6=1+2+3 and 28=1+2+4+7+14 perfect pitch noun (music)
perfect square noun A square number (qv) perfect storm noun
perfect tense noun A tense signifying action completed in the past (eg I have said) or at the time spoken of (as in the past perfect or pluperfect, eg I had said, and the future perfect, eg I shall have left by then) perfect year see year to perfection Perfectly year /yēr or yûr/noun (pl years or, used adjectivally with a preceding numeral, year, eg a three-year period)
ORIGIN: OE gēar; Ger Jahr, ON ār, Gr hōrā season yearˈling noun
yearˈly adjective
A publication appearing, an event occurring, etc, once a year yearˈbook noun A book published annually, reviewing the events of the past year year-endˈ noun The end of the (esp financial) year (also adjective) yearˈlong adjective Lasting a year year-on-yearˈ adjective (economics) Of figures, set against figures for the equivalent period in the previous year yearˈ-round adjective Existing, lasting, open, etc throughout the year anomalistic year A year as measured by the earth's time of passage from perihelion to perihelion, ie 365 days, 6 hours, 13 minutes, 49 seconds astronomical year A year as measured by the time between two occurrences of the same equinox or solstice, ie the time taken for one complete mean apparent circuit of the ecliptic by the sun, ie 365 days, 5 hours, 48 minutes, 46 seconds (also called the equinoctial, natural, solar or tropical year) calendar year same as legal year below. canicular year The Sothic year (see under Sothic) civil year same as legal year below. ecclesiastical year The year as arranged in the ecclesiastical calendar, with the saints' days, festivals, etc embolismic year A year of thirteen lunar months (384 days) occurring in a lunisolar calendar such as that of the Jews equinoctial year see astronomical year above. financial year see under finance fiscal year see under fiscal great year see Platonic year below. Hebrew year A lunisolar year, of 12 or 13 months of 29 or 30 days (in every cycle of nineteen years the 6th, 8th, 11th, 14th, 17th and 19th having thirteen months instead of twelve) Julian year The year according to the Julian calendar (introduced by Julius Caesar, modified by Augustus; superseded by the Gregorian calendar), a period of 3651/4 days, longer than an astronomical year by about 11 minutes (see also style) leap year see above. legal year The year by which dates are reckoned (it has begun on different dates at different periods in history, and for six centuries before 1752 it began in England on 25 March since when (earlier in Scotland) it has begun on 1 January) lunar year A period of twelve lunar months or 354 days natural year see astronomical year above. Platonic year A cycle of years at the end of which the heavenly bodies were supposed to be again in the same place as at the Creation (also called great or perfect year) sabbatical year see under Sabbath sidereal year The period required by the sun to move from a given star to the same star again, having a mean value of 365 days, 6 hours, 9 minutes, 9.6 seconds solar or tropical year see astronomical year above. the year dot see under dot1 the Year of Grace, or of our Lord A formula used in stating any particular year since Christ's birth year in, year out
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