pertaining to a year or to each year.

done, made, happening, appearing, coming, etc., once a year or every year

a yearly medical examination.

computed or determined by the year.

continuing or lasting for a year.

once a year; annually.

a publication appearing once a year.

adjective

annual , annually , once a year , per annum , perennial , regularly , year by year , yearlong , anniversary.--adv. annually