sphenoid
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Sphenoid — Sphe noid, a. [Gr. ???; sfh n a wedge + e i^dos form: cf. F. sph[ e]no[ i]de.] 1. Wedge shaped; as, a sphenoid crystal. [1913 Webster] 2. (Anat.) Of or pertaining to the sphenoid bone. [1913 Webster] {Sphenoid bone} (Anat.), an irregularly shaped … The Collaborative International Dictionary of English
Sphenoid — Sphe noid, n. 1. (Crystallog.) A wedge shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid. [1913 Webster] 2. (Anat.) The sphenoid bone. [1913 Webster] … The Collaborative International Dictionary of English
sphenoid — [sfē′noid΄] adj. [ModL sphenoides < Gr sphēnoeides: see SPHENE & OID] 1. wedge shaped 2. Anat. designating or of the wedge shaped compound bones of the skull: see SKULL: Also sphenoidal n. 1. the sphenoid bone … English World dictionary
Sphenoīd — Sphenoīd, vierflächige Kristallgestalt, Hemiëder der quadratischen oder rhombischen Pyramide; vgl. Kristall, S. 705 … Meyers Großes Konversations-Lexikon
Sphenoid — Sphenoīd, hemiëdrische Form des tetragonalen und rhombischen Kristallsystems … Kleines Konversations-Lexikon
Sphenoid — A bone at the base of the skull that is of a most irregular shape. The sphenoid bone consists of a central portion, (the body of the sphenoid) and six processes: two greater wings, two lesser wings and two pterygoid processes. The sphenoid bone… … Medical dictionary
sphenoid — adj. & n. adj. 1 wedge shaped. 2 of or relating to the sphenoid bone. n. (in full sphenoid bone) a large compound bone forming the base of the cranium behind the eyes. Derivatives: sphenoidal adj. Etymology: mod.L sphenoides f. Gk sphenoeides f.… … Useful english dictionary
sphenoid — I. adjective or sphenoidal Etymology: New Latin sphenoides, from Greek sphēnoeidēs wedge shaped, from sphēn wedge Date: 1732 1. of, relating to, or being a winged compound bone of the base of the cranium 2. (usually sphenoidal) having a wedged… … New Collegiate Dictionary
Sphenoid — Als Sphenoid (zu altgriech. σφήν „Keil“) bezeichnet man: in der Medizin umgangssprachlich das Keilbein (Os sphenoidale) in der Kristallographie eine keilähnliche Form aus zwei Flächen, siehe Dieder in der Geometrie (ungenau) ein Disphenoid … Deutsch Wikipedia
sphenoid — /sfee noyd/, adj. Also, sphenoidal. 1. wedge shaped. 2. Anat. of or pertaining to the compound bone of the base of the skull, at the roof of the pharynx. See diag. under skull. n. 3. Anat. the sphenoid bone. [1725 35; < NL sphenoides < Gk… … Universalium
