- a very small quantity; jot; whit.
- the ninth letter of the Greek alphabet (I, ι).
- the vowel sound represented by this letter.
Origin of iota
SynonymsSee more synonyms for iota on Thesaurus.com
Examples from the Web for iota
Couch was not sentenced to an iota of time in a juvenile detention center or prison.No, Affluenza Is Not a Real Thing
Dr. Michelle K. London
December 16, 2013
In this crisis, there were no hands on deck—no one willing to budge one iota from their respective ideological corners.Ex-Republican Congressman: Shutdown Is a ‘Dangerous Game’
September 30, 2013
When I look at Netanyahu and Barak, I don't see an iota of leadership qualities in either of them.A Brutal Leak from Israeli Security
January 4, 2013
They have no toys and not one iota of affection and connections with staff, which leads to attachment issues.Russia’s Adoption Ban Is Cruel and Vindictive to All
Dr. Jane Aronson
December 29, 2012
Any attempt to encroach on it, even by an iota, will ultimately lead to our enslavement by a federal tyranny.Gun-Control Foes Misunderstand the Intent of the Second Amendment
December 18, 2012
On and ousia are only ion with an iota broken off; and ouk on is ouk ion.Cratylus
He doesn't spare the horror of the thing one iota, but it "gets one right."War Letters of a Public-School Boy
One would not detract an iota from the achievements of these gallant adventurers.Policing the Plains
She should not, however, permit herself to fail in one iota of her duty.The Etiquette of To-day
Edith B. Ordway
It was on the Wednesday night that the Iota crossed to Etretat.Danger! and Other Stories
Arthur Conan Doyle
- the ninth letter in the Greek alphabet (Ι, ι), a vowel or semivowel, transliterated as i or j
- (usually used with a negative) a very small amount; jot (esp in the phrase not one or an iota)
Word Origin and History for iota
"very small amount," 1630s, figurative use of iota, ninth and smallest letter in the Greek alphabet. Modern use is after Matt. v:18 (see jot), but iota in classical Greek also was proverbially used of anything very small. The letter name is from Semitic (cf. Hebrew yodh).
- The ninth letter of the Greek alphabet.
Idioms and Phrases with iota
see not one iota.