SRM

plural SRMs

1. abbreviationcountableinitialismuncountableInitialism of solid rocket motor.

   Synonyms: solid rocket engine, solid rocket motor

2. abbreviationinitialismuncountableInitialism of solar radiation management.

   If a larger SRM deployment were phased out sufficiently slowly, the rate of warming could be limited, and termination shock avoided, even where it exerted a very large cooling effect.

   2018, Andy Parker, Peter J. Irvine, “The Risk of Termination Shock From Solar Geoengineering”, in Earth's Future, volume 6, number 3, →DOI, →ISSN, pages 456–467

3. abbreviationcountableinitialismuncountablestandards; testing; standards; testingbusinessInitialism of standard reference material (“a standardized material of known composition used as a reference, to calibrate testing equipment, to validate testing equipment, to test materials and equipment”).
4. abbreviationcountableinitialismuncountableInitialism of specified risk material.