seventy-ninth I. \| ̷ ̷ ̷ ̷ ̷ ̷| ̷ ̷\adjective 1.: being number 79 in a countable series < the seventy-ninth day > — see number table 2.: being one of 79 equal parts into which something is divisible < a seventy-ninth share of the money > II. noun 1.: number 79 in a countable series 2.: the quotient of a unit divided by 79 : one of 79 equal parts of something < one seventy-ninth of the total >