Lexic.us

Definition of Sphenoid

1. Noun. Butterfly-shaped bone at the base of the skull.

Definition of Sphenoid

1. a. Wedge-shaped; as, a sphenoid crystal.

2. n. A wedge-shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid.

Definition of Sphenoid

1. Adjective. Wedge-shaped. ¹

2. Noun. The sphenoid bone ¹

¹ Source: wiktionary.com

Definition of Sphenoid

1. a bone of the skull [n -S]

Medical Definition of Sphenoid

1. 1. Wedge-shaped; as, a sphenoid crystal. 2. Of or pertaining to the sphenoid bone. Sphenoid bone, an irregularly shaped bone in front of the occipital in the base of the skull of the higher vertebrates. It is composed of several foetal bones which become united the adult. See Alisphenoid, Basisphenoid, Orbitosphenoid, Presphenoid. Origin: Gr.; a wedge + form: cf. F. Sphenoide. 1. A wedge-shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid. 2. The sphenoid bone. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Sphenoid

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