From French plastron, from Italian piastrone, augmentive of piastra (“breastplate”), from Latin emplastrum (“plaster”), from Ancient Greek εμπλαστρον (emplastron), from εμπλαστος (emplastos, “daubed, plastered”), from εμπλασσειν (emplassein, “to mould, form”).
plastron (plural plastrons)
- The nearly flat part of the shell structure of a tortoise or other animal, similar in composition to the carapace.
- (fencing) A half-jacket worn under the jacket for padding or for safety.
- An ornamental front panel on a woman's bodice.
- 1942, I bought here a wedding dress perhaps twenty or thirty years old [...] a sequin plastron to be worn over the womb as a feminine equivalent to a cod-piece, and a gauze veil embroidered in purple and gold. — Rebecca West, Black Lamb and Grey Falcon (Canongate 2006, p. 784)
- A film of air trapped by specialized hairs against the body of an aquatic insect, and which acts as an external gill.
- The plastron of a diving beetle is not directly a source of oxygen, but acts as a gill, acquiring oxygen from the surrounding water.
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
plastron m (plural plastrons)
- breastplate (piece of armour)
- (fencing) plastron
- chest pad; chest protection; chestguard
- (zoology) plastron (part of a turtle's shell)
- shirt front; the front of a shirt
- plastron (ornamental front part of a bodice)
- (zoology) breast (front part of certain birds)
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