(engineering) The thrust per unit weight of a vehicle or engine.

A subgrouping of standard cloud classification system, coming after the major cloud genera

plural of electromagnetic spectrum

(politics, government, Philippines, US) An election scheduled at other than the usual date for a specific purpose, often to fill an office that has become vacant before the incumbent has completed the term.

A sports competition held every two years for people who have intellectual disabilities.

someone who competes in the Special Olympics

plural of specific leaf area

(computing, programming) A programming/specification language that is dedicated to a particular problem domain, a particular problem representation/solution technique.

plural of spectral line

plural of spread spectrum communication