Alternative spelling of semiannual

(law, Scotland) An estate created in land by a vassal who instead of selling his land outright reserves an annual ground rent, which becomes a perpetual charge upon the land.

plural of annual general meeting

An Asian aromatic herb, widely naturalized, Artemisia annua, the source of the antimalarial drug artemisinin.

plural of annual wormwood

The condition of being annual / (economics) The restriction that a budget must be spent by the end of a financial year and cannot be carried over

(US, UK, Canada) Lolium multiflorum, grown as a cover crop / (Australia) Lolium rigidum which considered a noxious weed in Australia

plural of annual ryegrass

plural of annuality

Mercurialis annua, a spurge native to Europe, North Africa, and the Middle East and invasive elsewhere.