IL-18, IL 18 or IL18 may refer to:
- Interleukin 18, a protein encoded in humans by the IL18 gene
- Ilyushin Il-18 (1957), a Cold War–era Soviet turboprop airliner and military transport
- Ilyushin Il-18 (1946), a prototype Soviet radial-engined airliner
- Illinois's 18th congressional district, a defunct U.S. House district
- Illinois Route 18, a rural east–west state road in central Illinois, U.S.
See also
Search for "il18" , "il-18", "i-l18", "il1-8", or "i-l-1-8" on Misplaced Pages.
- All pages with titles containing il18
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