iota

[ ahy-oh-tuh ]
/ aɪˈoʊ tə /

noun

a very small quantity; jot; whit.
the ninth letter of the Greek alphabet (I, ι).
the vowel sound represented by this letter.

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Origin of iota

1600–10; <Latin iōta<Greek iôta<Semitic; compare Hebrew yōdhyod
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for iota

British Dictionary definitions for iota

iota
/ (aɪˈəʊtə) /

noun

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 for iota

C16: via Latin from Greek, of Semitic origin; see jot
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for iota (1 of 2)

iota
[ ī-ōtə ]

n.

The ninth letter of the Greek alphabet.

Medical definitions for iota (2 of 2)

ι

The Greek letter iota. Entries beginning with this character are alphabetized under iota.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with iota

iota

see not one iota.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.