HSS

HSS stands for:

Business

• Home Security Store - located in California
• HSS Hire - UK-based equipment and toolhire business

Education

• Harmony School of Science, Harmony School of Science - Sugar Land, TX
• Stellenbosch High School, called HSS from its Afrikaans name Hoërskool Stellenbosch.
• Humanities and social sciences, as a collective name for these academic disciplines (as opposed to other groupings, such as STEM [science, technology, engineering, and math] or STM [science, technology, and medicine])
• Holy Spirit School of Tagbilaran - located in the Philippines

Political and cultural organizations

• Hindu Swayamsevak Sangh - overseas Hindu cultural association
• Croatian Peasant Party - called HSS from its Croatian abbreviation Hrvatska seljačka stranka
• Humanist Society of Scotland

People

• Hairston, Smith, Slobodkin, the authors of an influential paper (referred to as HSS) on trophic cascade.

Science and technology

• Hypersensitive sites in cell biology or genetics
• Hyper-Sonic-Sound Technology
• High-Speed Serial Interface, a serial interface standard developed by Cisco Systems and T3plus Networking
• Home Subscriber Server, one of the components of the IP Multimedia Subsystem, a central database for subscriber information.
• Homo Sapiens Sapiens
• History of Science Society - an international scholarly society dedicated to understanding science, technology, medicine, and their interactions with society in historical context
• Boeing Satellite Development Center - formerly Hughes Satellite Systems

Steel

• High speed steel, a type of tool steel with high cutting speed potential
• High strength steel, more commonly referred to as high-strength low-alloy steel (HSLA steel), a type of steel with high yield and tensile strength
• Hollow structural section, a construction material

Transportation

• Sikorsky HSS US Navy helicopter, see Sikorsky H-34
• High-speed Sea Service - a fast catamaran-style ferry developed & operated by Stena Line

Other

• Humbucker-Single-Single, an arrangement of guitar pickups.
• Hospital for Special Surgery, a hospital in New York City
• High Shutter Speed, see High speed photography
• The Howard Stern Show