IL

1 of 2

abbreviation

1
Illinois
2
injured list
3
interleukin
—often used with an identifying number
IL-6

il-

2 of 2

prefix

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il-
IL
Il'men'
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Cite this Entry

“IL.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/IL. Accessed 25 May. 2025.

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Kids Definition

il-

see in-

Medical Definition

IL

abbreviation
interleukin
—often used with an identifying number
IL-2
IL-6
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