| labra | Plural of labrum. Origin: L. (05 Mar 2000) |
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| labrador | A region of British America on the Atlantic coast, north of Newfoundland. <zoology> Labrador duck, a sea duck (Camtolaimus Labradorius) allied to the eider ducks. It was formerly common on the coast of new England, but is now supposed to be extinct, no specimens having been reported since 1878. Labrador feldspar. See Labradorite. <botany> Labrador tea, a name of two low, evergreen shrubs of the genus Ledum (L. Palustre and L. Latifolium), found in Northern Europe and America. They are used as tea in British America, and in Scandinavia as a substitute for hops. Source: Websters Dictionary (01 Mar 1998) |
| Labrador keratopathy | A bilateral, symmetrical corneal dystrophy caused by prolonged exposure to extremes of heat or cold; nodular opacities are limited to the interpalpebral area and vision is only mildly affected. Synonym: Labrador keratopathy. (05 Mar 2000) |
| labradorite | <chemical> A kind of feldspar commonly showing a beautiful play of colours, and hence much used for ornamental purposes. The finest specimens come from Labrador. See Feldspar. Source: Websters Dictionary (01 Mar 1998) |
| labrale inferius | <anatomy> A point where the boundary of the vermilion border of the lower lip and the skin is intersected by the median plane. (05 Mar 2000) |
| labrale superius | <anatomy> The point on the upper lip lying in the median sagittal plane on a line drawn across the boundary of the vermilion border and skin. (05 Mar 2000) |