Stec or STEC may refer to:
Science and technology
- Shigatoxigenic Escherichia coli, bacterial strains
- sTec, Inc., solid-state data storage company based in Santa Ana, California
- Daewoo S-TEC engine
- Stefan Stanisław Stec, pioneer of the Polish military aviation, credited as designer of the Polish Air Force's insignia
- Stefan Stec, major of Polish Armed Forces
- Grzegorz Stec, Polish painter
|This disambiguation page lists articles associated with the title Stec.
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