four-stroke internal-combustion engine is a noun meaning "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". It carries one recorded sense.
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
Definitions, synonyms and semantic relations for four-stroke internal-combustion engine come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.