| Bischof's myelotomy | Longitudinal incision of the spinal cord through the lateral column for treatment of spasticity of the lower extremities. (05 Mar 2000) |
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| biscuit | 1. A kind of unraised bread, of many varieties, plain, sweet, or fancy, formed into flat cakes, and bakes hard; as, ship biscuit. "According to military practice, the bread or biscuit of the Romans was twice prepared in the oven." (Gibbon) 2. A small loaf or cake of bread, raised and shortened, or made light with soda or baking powder. Usually a number are baked in the same pan, forming a sheet or card. 3. Earthen ware or porcelain which has undergone the first baking, before it is subjected to the glazing. 4. A species of white, unglazed porcelain, in which vases, figures, and groups are formed in miniature. Meat biscuit, an alimentary preparation consisting of matters extracted from meat by boiling, or of meat ground fine and combined with flour, so as to form biscuits. Origin: F. Biscuit (cf. It. Biscotto, Sp. Bizcocho, Pg. Biscouto), fr. L. Bis twice + coctus, p. P. Of coquere to cook, bake. See Cook, and cf. Bisque a kind of porcelain. Source: Websters Dictionary (01 Mar 1998) |
| biscuit bite | A record of the relation of the mandible to the maxillae, the act of recording the relation of the mandible to the maxillae. Synonym: biscuit bite, maxillomandibular registration. (05 Mar 2000) |
| biscuit-bake | The initial bake(s) given fusing porcelain at lower than glazing temperature to control shrinkage during the process of building up the dental restoration. Synonym: biscuit-firing. (05 Mar 2000) |
| biscuit-firing | The initial bake(s) given fusing porcelain at lower than glazing temperature to control shrinkage during the process of building up the dental restoration. Synonym: biscuit-firing. (05 Mar 2000) |
| biscutate | <botany> Resembling two bucklers placed side by side. Origin: Pref. Bi- + scutate. Source: Websters Dictionary (01 Mar 1998) |
| bisdequalinium chloride | 1,1'-Decamethylene-4,4'-(1,10-decamethylenediimino)bis[quinaldinium chloride];an antiseptic. (05 Mar 2000) |
| bisect | 1. To cut or divide into two parts. 2. <geometry> To divide into two equal parts. Origin: L. Bis twice + secare, sectum, to cut. Source: Websters Dictionary (01 Mar 1998) |
| bisection | Division into two parts, especially. Two equal parts. Origin: Cf. F. Bissection. Source: Websters Dictionary (01 Mar 1998) |
| bisector | One who, or that which, bisects; especially. <geometry> A straight line which bisects an angle. Source: Websters Dictionary (01 Mar 1998) |
| bisectrix | The line bisecting the angle between the optic axes of a biaxial crystal. Source: Websters Dictionary (01 Mar 1998) |
| bisectrix, acute | <microscopy> In biaxial crystals, that principal axis of the ellipsoid of indexes which bisects the smaller angle between the optic axes. (05 Aug 1998) |
| bisectrix, obtuse | <microscopy> In biaxial crystals, that principal axis of the ellipsoid of indexes which bisects the larger angle between the optic axes. (05 Aug 1998) |
| biseriate | Arranged in two rows or whorls. (09 Oct 1997) |
| biserrate | 1. <botany> Doubly serrate, or having the serratures serrate, as in some leaves. 2. <zoology> Serrate on both sides, as some antennae. Origin: Pref. Bi- + serrate. Source: Websters Dictionary (01 Mar 1998) |