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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.

Il Etait Temps powered over the line in the Queen Mother Champion Chase to earn trainer Willie Mullins his third win of day two at Cheltenham Festival.

From BBC • Mar. 11, 2026

Then, Kim Jong Il stayed out of the public eye for more than a month.

From The Wall Street Journal • Mar. 4, 2026

Khamenei's last known foreign trip was an official visit to North Korea in 1989 as president, where he met Kim Il Sung.

From Barron's • Feb. 28, 2026

The film’s romantic patio scene is filmed at the Beverly Hills restaurant Il Cielo.

From Los Angeles Times • Feb. 13, 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.