SPHENOID

Etymology

Adjective

sphenoid (not comparable)

Having a wedged shape.

(anatomy) Relating to the compound bone which forms the base of the cranium, behind the eye and below the front part of the brain. It has two pairs of broad lateral ‘wings’ and a number of other projections, and contains two air-filled sinuses.

Noun

sphenoid (plural sphenoids)

(anatomy) The sphenoid bone.

(crystallography) A wedge-shaped crystal bounded by four equal isosceles triangles; the hemihedral form of a square pyramid.

Anagrams

• diphones, siphoned

Source: Wiktionary


Sphe"noid, a. Etym: [Gr. sphénoïde.]

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

2. (Anat.)

Definition: Of or pertaining to the sphenoid bone. Sphenoid bone (Anat.), an irregularly shaped bone in front of the occipital in the base of the skull of the higher vertebrates. It is composed of several fetal bones which become united the adult. See Alisphenoid, Basisphenoid, Orbitosphenoid, Presphenoid.

Sphe"noid, n.

1. (Crystallog.)

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

2. (Anat.)

Definition: The sphenoid bone.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

17 March 2025

PARAMAGNET

(noun) magnet made of a substance whose magnetization is proportional to the strength of the magnetic field applied to it


Do you know this game?

Wordscapes

Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins