leap yearˈleap year noun [countable] 
Word Origin
Word OriginWORD ORIGINleap year
ExamplesOrigin:
1300-1400 Perhaps because a date in such a year "jumps" one day ahead of the day on which it would otherwise have fallenEXAMPLES FROM THE CORPUS
word sets- Knock! jokes are okay in small doses - like one every second leap year.
- The leap year proposal ceremony was conducted near the player's entrance by Ayresome Park disc jockey Mark Page.
- This is a leap year, so use that extra day to plan some great outings.
WORD SETS► Chronology
a year, which happens every fourth year, when February has 29 days instead of 28AD, advance, verbafter, prepositionafternoon, nounalarm, nounalarm clock, nouna.m., Anno Domini, annual, adjectiveApril, nounAsh Wednesday, nounAug., August, nounautumn, nounautumnal, adjectivebank holiday, nounBC, BCE, biannual, adjectivebicentenary, nounbicentennial, nounbiennial, adjectivebimonthly, adjectivebirthday, nounbiweekly, adjectivebonfire night, nounBoxing Day, nounBritish Summer Time, nounBST, nouncalendar, nouncalendar month, nouncalendar year, nouncarriage clock, nouncentenary, nouncentury, nounChristmas, nounChristmas Day, nounChristmas Eve, nounChristmastime, nounchronograph, nounchronological, adjectivechronometer, nouncircadian, adjectiveclock, nouncrystal, nouncuckoo clock, nouncycle, nouncyclic, adjectivedaily, adjectivedaily, adverbdate, noundate, verbdawn, nounday, nounDec., decade, nounDecember, noundiamond anniversary, noundiamond jubilee, noundinnertime, noundiurnal, adjectived.o.b., due date, noundusk, nounface, nounFather's Day, nounfeast, nounFebruary, nounfortnightly, adjectiveFourth of July, the, Fri., Friday, nounGood Friday, nounGreenwich Mean Time, nounGregorian calendar, nounguy, nounGuy Fawkes Night, nounhalf-hourly, adjectivehalf-yearly, adjectiveHalloween, nounhand, nounHanukkah, nounharvest festival, nounHogmanay, nounhorn, nounhour, nounhourglass, nounhour hand, nounhr, Independence Day, nounJan., January, nounjubilee, nounJuly, nounJune, nounLabor Day, nounleap year, nounlunar month, nounmainspring, nounman-hour, nounMar., March, nounMardi Gras, nounmarket day, nounMaundy Thursday, nounMay, nounMay Day, nounMichaelmas, nounmidday, nounmiddle age, nounmiddle-aged, adjectivemidnight, nounMidsummer Day, nounmidweek, adjectivemillennium, nounmin., minute hand, nounMon., Monday, nounmonth, nounmorn, nounmorning, nounMothering Sunday, nounMother's Day, nounmovable feast, nounnew moon, nounNew Year, nounNew Year's Day, nounNew Year's Eve, nounnight, nounnightfall, nounnighttime, nounnocturnal, adjectiveNoel, nounnoon, nounnoonday, adjectiveNov., November, nounOct., October, nounp.a., Pancake Day, nounPDT, penultimate, adjectiveper annum, adverbper diem, adverbperiodic, adjectivep.m., PST, public holiday, nounquarter, nounquotidian, adjectiveRemembrance Day, nounSat., Saturday, nounschoolday, nounseason, nounsecond, nounsecond hand, nounself-winding, adjectiveSeptember, nounshockproof, adjectivesilver anniversary, nounsilver jubilee, nounsilver wedding anniversary, nounsolar year, nounsolstice, nounspring, nounspringtime, nounstandard time, nounstopwatch, nounsummer, nounsummer solstice, nounsummertime, nounsummery, adjectiveSun., Sunday, nounsundown, nounsunrise, nounsunset, nounsun-up, nountercentenary, nounThanksgiving, nounthirty, numberThursday, nountime, nountime, verbtimepiece, nountimer, nountime signal, nountime warp, nountime zone, nountoday, adverbtoday, nountomorrow, adverbtomorrow, nountonight, adverbtonight, nountriennial, adjectiveTuesday, nountwilight, nounWed., Wednesday, nounweek, nounweekday, nounweekend, nounweekly, adjectiveweeknight, nounWhit, nounWhitsun, nounwinter, nounwintertime, nounwk., wristwatch, nounyear, nounyesterday, adverbyr., Yule, nounYuletide, noun