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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Cyclic \Cyc"lic\ (s?k"l?k or s?"kl?k), Cyclical \Cyc"lic*al\ (s?k"l?-kal), adjective [Cf. F. cycluque, Gr. kykliko's, fr. ky'klos See {Cycle}.]
1. Of or pertaining to a cycle or circle; moving in cycles; as, cyclical time. --Coleridge.
2. (Chemistry) Having atoms bonded to form a ring structure. Opposite of {acyclic}.
Note: Used most commonly in respect to organic compounds.
Note: [Narrower terms: {bicyclic}; {heterocyclic}; {homocyclic, isocyclic}]
Syn: closed-chain, closed-ring. [WordNet 1.5]
3. Recurring in cycles[2]; having a pattern that repeats at approximately equal intervals; periodic. Opposite of {noncyclic}.
Note: [Narrower terms: {alternate(prenominal), alternating(prenominal)}; {alternate(prenominal), every other(prenominal), every second(prenominal)}; {alternating(prenominal), oscillating(prenominal)}; {biyearly}; {circadian exhibiting 24-hour periodicity)}; {circular}; {daily, diurnal}; {fortnightly, biweekly}; {hourly}; {midweek, midweekly}; {seasonal}; {semestral, semestrial}; {semiannual, biannual, biyearly}; {semiweekly, biweekly}; {weekly}; {annual, yearly}; {biennial}; {bimonthly, bimestrial}; {half-hourly}; {half-yearly}; {monthly}; {tertian, alternate(prenominal)}; {triennial}] [WordNet 1.5]
4. Marked by repeated cycles[2]. [WordNet 1.5]
{Cyclic chorus}, the chorus which performed the songs and dances of the dithyrambic odes at Athens, dancing round the altar of Bacchus in a circle.
{Cyclic poets}, certain epic poets who followed Homer, and wrote merely on the Trojan war and its heroes; -- so called because keeping within the circle of a single subject. Also, any series or coterie of poets writing on one subject. --Milman.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Biennial \Bi*en"ni*al\, noun
1. Something which takes place or appears once in two years; esp. a biennial examination.
2. (Bot.) A plant which exists or lasts for two years.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Biennial \Bi*en"ni*al\, adjective [L. biennalis and biennis, fr. biennium a space of two years; bis twice + annus year. Cf. {Annual}.]
1. Happening, or taking place, once in two years; as, a biennial election.
2. (Bot.) Continuing for two years, and then perishing, as plants which form roots and leaves the first year, and produce fruit the second.
From WordNet (r) 2.0 [wn]:
biennial
adjective
1: occurring every second year; "they met at biennial conventions" [syn: {biyearly}]
2: having a life cycle lasting two seasons; "a biennial life cycle"; "parsnips and carrots are biennial plants often grown as annuals" [syn: {two-year}] [ant: {perennial}, {annual}]
noun: a plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usually bloom and fruit in the second season
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
89 Moby Thesaurus words for "biennial": amphibian, angiosperm, anniversary, annual, annual holiday, aquatic plant, biannual, bicentenary, bicentennial, bimonthly, birthday, bissextile day, biweekly, catamenial, centenary, centennial, commemoration, cosmopolite, cutting, daily, decennial, deciduous plant, diamond jubilee, dicot, dicotyledon, diurnal, ephemeral, evergreen, exotic, flowering plant, fortnightly, fungus, gametophyte, golden wedding anniversary, gymnosperm, hebdomadal, holy days, hourly, hydrophyte, immovable feast, jubilee, leap year, menstrual, momentary, momently, monocot, monocotyl, monthly, name day, natal day, octennial, perennial, plant, polycot, polycotyl, polycotyledon, quadrennial, quarterly, quasquicentennial, quincentenary, quincentennial, quinquennial, quotidian, secular, seed plant, seedling, semestral, semiannual, semimonthly, semiweekly, semiyearly, septennial, sesquicentennial, sextennial, silver wedding anniversary, spermatophyte, sporophyte, tercentenary, tercentennial, tertian, thallophyte, tricennial, triennial, vascular plant, vegetable, wedding anniversary, weed, weekly, yearly
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