Light-year (n... Novitiate (n... Year-round (adj... Freshman (n... "year containing 366 days, late 14c., lepe gere (not in Old English) from leap (v. year. Probably so called from its causing fixed festival days, which normally advance one weekday per year, to "leap" ahead one day in the week. Compare Medieval Latin saltus lunae (Old English monan hlyp) omission of one day in the lunar calendar every 19 years." Dutch schrikkeljaar "leap year" is from Middle Dutch schricken "leap forward, literally "be startled, be in fear." The 29th of February is schrikkeldag. Danish skudaar, Swedish skottår are literally "shoot-year; German schaltjahr is from schalten "insert, intercalate." The Late Latin phrase was annus bissextilis, source of the Romanic words; compare bissextile.
Year (n... Also yearlong, 1813, from year. long. Also lightyear, distance light travels in one year" about 5.87 trillion miles) 1888, from light (n. year. Year-long (adj... Novice (n... 1899, American English, some sort of skin condition (sometimes identified with poison ivy infection) that either lasts seven years or returns every seven years. Jocular use for "urge to stray from marital fidelity" is attested from 1952, as the title of the Broadway play (made into a film, 1955) by George Axelrod (1922-2003) in which the lead male character reads an article describing the high number of men have extra-marital affairs after seven years of marriage.
Also noviciate, c. 1600, state of being a novice, from Middle French noviciat or directly from Medieval Latin novitiatus, from Late Latin novitius "novice, from Latin adjective novicius "newly arrived, inexperienced" see novice. Meaning "quarters in a convent occupied by novices" is from 1620s. 1550s, newcomer, novice, from fresh (adj.1) in the sense "making one's first acquaintance, inexperienced. man (n. Sense of "university student in first year" is attested from 1590s. As an adjective by 1805. Freshwoman is from 1620s. Related: Freshmen; freshmanic, freshmanship, freshmanhood.