The meaning of the Acronym STF is...

STF is

• Space-Time-Frequency

More Meanings For STF:

• Single Tuning Frequency
• Single Tuned Frequency
• Silence The Feedback
• Symmetric Trace Free
• Space-Time-Frequency
• Special Teaching Facility
• Submission Through Fear
• Submission To Fear
• Spokane Team Fortress
• Stepover Toehold Facelock
• Slayers Task Force
• Spinning Toe Face
• ShrinkToFit Compressed file archive
• Summary Tape File
• Sleuth Testing Framework

STF is also in:

• Amateur Radio
• Educational
• Electronics
• File Extensions
• General
• Law
• Mathematics
• Physics
• Religion
• Software
• Sports