| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024plaque /plæk/USA pronunciation n. - a thin, flat plate or tablet of metal, porcelain, etc., intended for ornament, as on a wall, or with writing on it, usually intended to honor someone, placed on a wall, building, or monument:[countable]He received a plaque for his twenty years of service.
- Pathology[uncountable] an abnormal, hardened deposit on the inner wall of an artery.
- Dentistry[uncountable] a soft, sticky, whitish film that forms on tooth surfaces.
WordReference Random House Unabridged Dictionary of American English © 2024plaque (plak),USA pronunciation n. - a thin, flat plate or tablet of metal, porcelain, etc., intended for ornament, as on a wall, or set in a piece of furniture.
- an inscribed commemorative tablet, usually of metal placed on a building, monument, or the like.
- a platelike brooch or ornament, esp. one worn as the badge of an honorary order.
- Pathology, Anatomy[Anat., Pathol.]a flat, often raised, patch on the skin or other organ, as on the inner lining of arterial walls in atherosclerosis.
- Dentistrya soft, sticky, whitish matlike film attached to tooth surfaces, formed largely by the growth of bacteria that colonize the teeth.
- Microbiology, Laboratory[Bacteriol.]a cleared region in a bacterial culture, resulting from lysis of bacteria by bacteriophages.
- Middle Dutch placken to patch; compare placket
- French, noun, nominal derivative of plaquer to plate
- 1840–50
Collins Concise English Dictionary © HarperCollins Publishers:: plaque /plæk; plɑːk/ n - an ornamental or commemorative inscribed tablet or plate of porcelain, wood, etc
- a small flat brooch or badge, as of a club, etc
- any small abnormal patch on or within the body, such as the typical lesion of psoriasis
- short for dental plaque
Etymology: 19th Century: from French, from plaquier to plate, from Middle Dutch placken to beat (metal) into a thin plate |