Perennial

a.	1.	ing or continuing through the year; as, perennial fountains.
	2.	Continuing without cessation or intermission; perpetual; unceasing; never failing. The perennial existence of bodies corporate. - Burke.
	3.	(Bot.) Continuing more than two years; as, a perennial steam, or root, or plant.
n.	1.	(Bot.) A perennial plant; a plant which lives or continues more than two years, whether it retains its leaves in winter or not.

Noun	1.	perennial - a plant lasting for three seasons or more
Adj.	1.	perennial - lasting three seasons or more; "the common buttercup is a popular perennial plant" Antonyms: one-year, annual - completing its life cycle within a year; "a border of annual flowering plants" two-year, biennial - having a life cycle lasting two seasons; "a biennial life cycle"; "parsnips and carrots are biennial plants often grown as annuals"
	2.	perennial - lasting an indefinitely long time; suggesting self-renewal; "perennial happiness"
	3.	perennial - recurring again and again; "perennial efforts to stipulate the requirements" Synonyms: recurrent, repeated

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