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Il

1 American  
Symbol, Chemistry.

  1. illinium.

IL 2 American  

abbreviation

  1. Illinois (approved especially for use with zip code).

  2. Baseball. injured list.

    Players testing positive for the virus will be put on a specially designated IL, but details of their medical condition will not be disclosed.
il- 3 American  

  1. variant of in- (by assimilation) before l: illation.

il- 4 American  

  1. variant of in- (by assimilation) before l: illogical.

-il 5 American  

  1. variant of -ile.

    civil.
il. 6 American  

abbreviation

  1. illustrated.

  2. illustration.

IL 1 British  

abbreviation

  1. Illinois

  2. Israel (international car registration)

"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
il 2 British  

abbreviation

  1. Israel

"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
il- 3 British  

prefix

  1. variant of in- 1 in- 2

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Most crucially, Kim Il Sung built up an extraordinary cult of personality around himself that was durable enough to hand down to his son and then his grandson, the current leader Kim Jong Un.

From The Wall Street Journal • Apr. 11, 2026

Instead, Kim Il Sung supplemented and eventually replaced Marxism-Leninism with the Chuch’e Ideology, a philosophy that the Great Leader, as Kim Il Sung was known, is said to have begun developing as a 14-year-old revolutionary.

From The Wall Street Journal • Apr. 11, 2026

Of four documented assassination attempts on Il Duce, Violet came the closest.

From BBC • Apr. 7, 2026

Belarusian state media showed Kim and Lukashenko hugging at a lavish welcome programme on Wednesday involving an artillery salute and goose-stepping soldiers before a large flag-waving crowd at Kim Il Sung Square.

From Barron's • Mar. 25, 2026

The music tinkled out shrilly, a song from Carmen or Il Trovatore.

From "A Tree Grows in Brooklyn" by Betty Smith

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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