1) a plant living only one year (contrast with biennial and perennial). 2) anything that recurs yearly. such as an assessment. inspection. program. or treatment.

Merriam-Webster Online Dictionary
annual (adjective)
1.
covering the period of a year - annual rainfall
2.
occurring or happening every year or once a year - yearly an annual reunion
3.
completing the life cycle in one growing season or single year - annual plants
annual (noun)
1.
an event that occurs yearly
2.
a publication appearing yearly
3.
something that lasts one year or season , specifically a plant that completes its life cycle in one growing season
annual (Wikipedia)

Annual may refer to:

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