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A position in the cycle of a piston engine wherein the piston is at the bottommost point in its stroke. In a four-stroke cycle, BDC occurs twice: at the end of the intake stroke and at the end of the power stroke.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: engineering, mechanical, mechanical-engineering, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: BDC
Antonyms: top dead center, TDC
Broader terms: dead center
The reference mark on a flywheel (and engine block) indicating that the engine is in this position, when aligned.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: engineering, mechanical, mechanical-engineering, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: BDC
Antonyms: top dead center, TDC
Broader terms: dead center
No etymology was provided for this word.
Across languages
Translations
3 source translations are retained for this English entry.
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Finnish:
alakuolokohta
— piston position
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Russian:
ни́жняя мёртвая то́чка
(nížnjaja mjórtvaja tóčka)
— piston position
-
Spanish:
punto muerto inferior
— piston position
