Dictionary Definition
biennial adj
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] n : 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
User Contributed Dictionary
English
Pronunciation
Noun
- A plant that requires two years to complete its life-cycle, germinating and growing in its first year, then producing its flowers and fruit in its second year, after which it usually dies.
See also
Extensive Definition
Biennial may refer to:
- an event that occurs every two years
- a biennial plant, a plant which blooms every two years
- a biennale, an art exhibition held every two years
See also
- anniversary (for all other Latin-derived numerical names)
- triennial, an event that occurs every three years
Synonyms, Antonyms and Related Words
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