Dictionary » S » Spar

Spar

spar

1. A general term any round piece of timber used as a mast, yard, boom, or gaff.

2. Formerly, a piece of timber, in a general sense; still applied locally to rafters.

3. The bar of a gate or door. Spar buoy, a torpedo carried on the end of a spar usually projecting from the bow of a vessel, and intended to explode upon contact with an enemy's ships.

Origin: OE. Sparre; akin to D. Spar, G. Sparren, OHG. Sparro, Dan.& Sw. Sparre, Icel. Sparri; of uncertain origin. 171. Cf. Spar.

(Science: chemical) An old name for a nonmetallic mineral, usually cleavable and somewhat lustrous; as, calc spar, or calcite, fluor spar, etc. It was especially used in the case of the gangue minerals of a metalliferous vein. Blue spar, Cube spar, etc. See Blue, Cube, etc.

Origin: AS. Spaer in spaerstan chalkstone; akin to MHG. Spar, G. Sparkalk plaster.


Please contribute to this project, if you have more information about this term feel free to edit this page



This page was last modified 21:16, 3 October 2005. This page has been accessed 1,927 times. 
What links here | Related changes | Permanent link