octahedral

[ ok-tuh-hee-druhl ]

adjective

1. having the form of an octahedron.

octahedral

/ ˌɒktəˈhiːdrəl /

adjective

1. having eight plane surfaces
2. shaped like an octahedron

Word History and Origins

Origin of octahedral¹

First recorded in 1750–60; octahedr(on) + -al ¹

Example Sentences

Characteristic octahedral crystals of calcium oxalate (Fig. 47) appear after ingestion of certain vegetables.

From Project Gutenberg

The tendency of their crystallization is to restore octahedral and cubical forms.

From Project Gutenberg

One of these specimens is an irregular octahedral crystal, eight inches in diameter.

From Project Gutenberg

It crystallizes in the cubic system; with regular octahedral and tetrahedral cleavages; spec.

From Project Gutenberg

The neutral nitrate being properly evaporated and set aside, affords colourless, transparent, slender octahedral crystals.

From Project Gutenberg