Four-stroke Internal-combustion Engine — synonyms, definition

1. four-stroke internal-combustion engine (Noun)

four-stroke engine

four-stroke internal-combustion engine (Noun) — An internal-combustion engine in which an explosive mixture is drawn into the cylinder on the first stroke and is compressed and ignited on the second stroke; work is done on the third stroke and the products of combustion are exhausted on the fourth stroke.

ice internal-combustion engine