Meaning

noun a reference book that is published regularly once every year

adjective occurring or payable every year

adverb without missing a year

originFrom Middle English yeerly, yerely, from Old English ġēarlīċ, ġērlīċ (“yearly, of the year, annual”), equivalent to year + -ly (adjectival suffix) or -ly (adverbial suffix). Cognate with Scots yerelie (“yearly”), Saterland Frisian jierelk (“yearly”), West Frisian jierliks (“yearly”), Dutch jaarlijks (“yearly”), Afrikaans jaarliks (“yearly”), German jährlich (“yearly”), Danish årlig (“yearly”),…

Etymology from Wiktionary, CC BY-SA 3.0