Leap Year: A calendar year containing 366 days. According to the present Gregorian calendar, all years with the date-number divisible by 4 are leap years, except century years. The latter are leap years when the date-number is divisible by 400.

 

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Leap Year: A calendar year containing 366 days. According to the present Gregorian calendar, all years with the date-number divisible by 4 are leap years, except century years. The latter are leap year . . . View Full Definition

Tropical Year: The average period of the revolution of the Earth around the Sun with respect to the vernal equinox. Its length is approximately 3 65.242,2 days. The tropical year determines the cycle of ch . . . View Full Definition

Year: The interval required for the earth to complete one revolution around the sun. A sidereal year, which is the time it take for the earth to make one absolute revolution around the sun, is 365 . . . View Full Definition

Rolling Year: Under FMLA regulations, a rolling year is defined as a 12-month period measured backward from the date an employee first uses leave.

Sidereal Year: Average period of the revolution of the Earth around the Sun with respect to a fixed star. Its length is approximately 365 .256,4 mean solar days.

Six-Year Molar: The first permanent tooth to erupt, usually between the ages of five and six.

Odd- Or Even-Year Usage: Biennial vacation property ownership where the owner can use his/her property every other year, termed either odd- or even-year depending upon the years when the interval week(s) are used. F . . . View Full Definition

Marketing Year: The 12-month period, generally from the beginning of a new harvest, over which a crop is marketed. For example, for wool, mohair, and Hawaiian sugarcane, the marketing year is January 1-Dece . . . View Full Definition

New Years Eve: A traditional time of celebrating the end of the year and the beginning of a new one. Many people attend parties and celebrations however some treat New Year's Eve as a religious time to pra . . . View Full Definition

Sum Of The Years Digits (SYD): Policies and guidelines that brokers must use to ensure that investors have the financial means to assume risks that they wish to undertake. These are enforced by the NASD and other self-reg . . . View Full Definition