- a cardinal number, 70 plus 2.
- a symbol for this number, as 72 or LXXII.
- a set of this many persons or things.
- amounting to 72 in number.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for seventy-two
Seventy-two adults between the ages of 18 and 50 are participating in the trial, led by the pediatrics department at Oxford.The Race for the Ebola Vaccine
January 7, 2015
Seventy-two hours into his trip, and Breman had already stared the virus in the face.The Original Ebola Hunter
September 14, 2014
Seventy-two percent are just fine with the Obama plan to end tax cuts for families earning more than $250,000.America The Conflicted
April 22, 2011
Seventy-two percent of Republicans are certain they will vote in November, compared to 49 percent of Democrats.10 More Reasons Dems are Toast
July 30, 2010
Seventy-two thousand other people were squatting on her crammed farm.Terrorists Kidnap a Hero
May 10, 2010
When he was seventy-two, he began his translation of Homer, which occupied him for six years.Graded Poetry: Second Year
I am master of seventy-two transformations, and will live as long as Heaven itself.The Chinese Fairy Book
In seventy-two hours he has wrecked the morale of Manhattan.The Mind Master
Arthur J. Burks
On one occasion, I remember, I was on duty for seventy-two hours.Recollections
David Christie Murray
Mr. Brown died in September 1841, at the age of seventy-two.