Other definitions for -ie (2 of 4)


  1. The noun-forming suffix -ie, originally the Scottish spelling of -y2, first appears about 1400 in pet names and has spread into general usage. It is used to form words that are usually informal (birdie, doggie), and to form endearing or familiar names (Millie, Susie) or familiar diminutives (sweetie).

  • Also -y .

Other definitions for i.e. (3 of 4)

[ ahy-ee ]

  1. that is; that is to say; in other words: They spent their last day at camp enjoying their two favorite activities, i.e., swimming and ziplining.Our writers do a lot of research to avoid anachronisms—i.e., those errors that confuse the times of our stories with later times in history.

Origin of i.e.

From Latin id est

Words that may be confused with i.e.

  • e.g., i.e. (see confusables note at e.g.)

Other definitions for I.E. (4 of 4)


  1. Indo-European.

  2. Industrial Engineer. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use IE in a sentence

British Dictionary definitions for ie (1 of 4)


the internet domain name for
  1. Ireland

British Dictionary definitions for IE (2 of 4)


abbreviation for
  1. Indo-European (languages)

British Dictionary definitions for -ie (3 of 4)


suffix forming nouns
  1. a variant of -y 2

British Dictionary definitions for i.e. (4 of 4)


abbreviation for
  1. id est

Origin of i.e.

Latin: that is (to say); in other words

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

Cultural definitions for i.e.


An abbreviation for id est, a Latin phrase meaning “that is.” It indicates that an explanation or paraphrase is about to follow: “Many workers expect to put in a forty-hour week — i.e., to work eight hours a day.” (Compare e.g.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.