The meaning of the Acronym ISS is...

ISS is

• Intelligence Systems Secretariat
• Immigrant Social Services

More Meanings For ISS:

• Internet Server Supplement
• Initial Send Sequence
• Ion Scattering Spectrometry/Spectroscopy
• International Switching Symposium & ICS
• Integrated Sounding System
• Inclination Sensor System
• Input to State Stability
• Instructional Support Staff
• International Students Service
• Institute of Social Studies
• Institute Of Silly Strings
• Impotent Sea Snakes
• Instant Space Station
• Information Systems And Services
• Industry Strategy Symposium

ISS is also in:

• Electronics
• Funnies
• IEEE
• Networking
• Ocean Science
• Physics
• Unfiled
• Universities