1. Lasting through a year
   "attending yearlong courses"

See also: long

• eighteenth
• Eighteenth Amendment
• eighter
• eighter from Decatur
• eightfold
• eighth
• eighth cranial nerve
• eighth note
• eighties
• eightieth
• eightpence
• eightpenny
• eightpenny nail
• eightsome
• eightvo
• eighty
• eighty-eight
• eighty-fifth
• eighty-five
• eighty-four
• eighty-nine
• eighty-one
• eighty-seven
• eighty-six
• eighty-three