[hek-suh-gram] /ˈhɛk səˌgræm/
a six-pointed starlike figure formed of two equilateral triangles placed concentrically with each side of a triangle parallel to a side of the other and on opposite sides of the center.
Geometry. a figure of six lines.
a star-shaped figure formed by extending the sides of a regular hexagon to meet at six points
a group of six broken or unbroken lines which may be combined into 64 different patterns, as used in the I Ching
1863 as a type of geometric figure, from hexa- + -gram. I Ching sense attested from 1882.
[hek-suh-hem-uh-ron] /ˌhɛk səˈhɛm əˌrɒn/ noun 1. .
[hek-suh-hee-druh n] /ˌhɛk səˈhi drən/ noun, plural hexahedrons, hexahedra [hek-suh-hee-druh] /ˌhɛk səˈhi drə/ (Show IPA) 1. a solid figure having six faces, as a cube. /ˌhɛksəˈhiːdrən/ noun 1. a solid figure having six plane faces. A regular hexahedron (cube) has square faces See also polyhedron hexahedron (hěk’sə-hē’drən) Plural hexahedrons or hexahedra A polyhedron, such as […]
[hek-suh-hahy-dreyt] /ˌhɛk səˈhaɪ dreɪt/ noun 1. a that contains six molecules of water, as magnesium chloride, MgCl 2 ⋅6H 2 O. /ˌhɛksəˈhaɪdreɪt/ noun 1. a hydrate, such as magnesium chloride, MgCl2.6H2O, with six molecules of water per molecule of substance
[hek-suh-hahy-drik] /ˌhɛk səˈhaɪ drɪk/ adjective, Chemistry. 1. (especially of alcohols and phenols) hexahydroxy.