International screw thread
noun
1.
(engineering) a metric system for screw threads relating the pitch to the diameter
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- International smalltalk association
body (ISA) A user group which published newsletters on Smalltalk-related issues, technical and general information. Its goal was to champion Smalltalk and its uses. It was disbanded around 1991. (1995-02-16)
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noun 1. an orbiting space station construction of which began in 2001 with the cooperation of 16 nations; used for scientific and space research ISS
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standard The series of standards from ISO and its subcommitees. [List? Text?] (1995-04-21)
- International standard atmosphere
noun 1. a theoretical vertical distribution of the physical properties of the atmosphere up to an altitude of 50 km established by international agreement. It permits the standardization of aircraft instruments and performance of all types of flying vehicles