Definition of Powder down. Meaning of Powder down. Synonyms of Powder down

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Definition of Powder down

Powder down
Powder Pow"der, n. [OE. poudre, pouldre, F. poudre, OF. also poldre, puldre, L. pulvis, pulveris: cf. pollen fine flour, mill dust, E. pollen. Cf. Polverine, Pulverize.] 1. The fine particles to which any dry substance is reduced by pounding, grinding, or triturating, or into which it falls by decay; dust. Grind their bones to powder small. --Shak. 2. An explosive mixture used in gunnery, blasting, etc.; gunpowder. See Gunpowder. Atlas powder, Baking powder, etc. See under Atlas, Baking, etc. Powder down (Zo["o]l.), the peculiar dust, or exfoliation, of powder-down feathers. Powder-down feather (Zo["o]l.), one of a peculiar kind of modified feathers which sometimes form patches on certain parts of some birds. They have a greasy texture and a scaly exfoliation. Powder-down patch (Zo["o]l.), a tuft or patch of powder-down feathers. Powder hose, a tube of strong linen, about an inch in diameter, filled with powder and used in firing mines. --Farrow. Powder hoy (Naut.), a vessel specially fitted to carry powder for the supply of war ships. They are usually painted red and carry a red flag. Powder magazine, or Powder room. See Magazine, 2. Powder mine, a mine exploded by gunpowder. See Mine. Powder monkey (Naut.), a boy formerly employed on war vessels to carry powder; a powder boy. Powder post. See Dry rot, under Dry. Powder puff. See Puff, n.

Meaning of Powder down from wikipedia

- The down of birds is a layer of fine feathers found under the tougher exterior feathers. Very young birds are clad only in down. Powder down is a specialized...
- Baking powder is a dry chemical leavening agent, a mixture of a carbonate or bicarbonate and a weak acid. The base and acid are prevented from reacting...
- Gunpowder, also known as black powder to distinguish it from modern smokeless powder, is the earliest known chemical explosive. It consists of a mixture...
- powder is used to add its distinctive flavor to beverages and other foods, but it is also used in baking to help the dough cook properly. Malt powder...
- Metal powder is a metal that has been broken down into a powder form. Metals that can be found in powder form include aluminium powder, nickel powder, iron...
- black powder from a powder flask, followed by lead shot, a round lead ball, usually wrapped in a piece of paper or a cloth patch, all rammed down with...
- the closely related herons, spoonbills and ibises; they also lack the powder down that those groups use to clean off fish slime. Bill-clattering is an...
- and sold by Prestige Brands. The powder delivery saves the time needed for the patient's digestive system to break down a tablet or capsule, ostensibly...
- retracted, not outstretched. They are also one of the bird groups that have powder down. Some members of this group nest colonially in trees, while others, notably...
- the public in the United States to a maximum of 50 milligrams flash powder, down from a previous maximum of 200 milligrams. However, firecrackers mounted...
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