engineerings
Engineerings is a term that is rarely used in formal reference literature. It does not denote a distinct field on its own in most contexts. In standard English, engineering (without -s) refers to the discipline that applies science and mathematics to design, analyze, and build structures, machines, processes, and systems. The plural form engineerings is uncommon and often considered nonstandard. When encountered, it may be used to refer to engineering projects or efforts as a collective noun, though this usage is stylistic and not widely accepted in professional writing.
If used as a proper noun, Engineerings (capitalized) could be the name of a company, a brand,
In practice, writers should prefer expressions such as engineering projects, engineering activities, or the field of
See also: Engineering, Branches of engineering, Engineering ethics, History of engineering, List of engineering disciplines.