Term: four-stroke engine: 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
Candidate hypernym: engine: motor that converts thermal energy to mechanical work → 1
Candidate hypernym: deanery: the official residence of a dean → 0
Candidate hypernym: alluvial sediment: clay or silt or gravel carried by rushing streams and deposited where the stream slows down → 0
Candidate hypernym: barrenwort: slow-growing creeping plant with semi-evergreen leaves on erect wiry stems; used as ground cover → 0
Candidate hypernym: pseudohallucination: an image vivid enough to be a hallucination but recognized as unreal → 0
Candidate hypernym: superficies: the purely external aspect of a thing; superficial appearance; -R.W.Speaight → 0
Candidate hypernym: music hall: a theater in which vaudeville is staged → 0
Candidate hypernym: rating: standing or position on a scale → 0
Candidate hypernym: furring: a furlike coating of matter as on the tongue → 0
Candidate hypernym: noctiluca: large bioluminescent marine protozoan → 0
Candidate hypernym: strainer: a filter to retain larger pieces while smaller pieces and liquids pass through → 0