obsidian
acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces
Length: 8Scrabble® value: 11Words With Friends® value: 13
Numerology value: 1 (Pythagorean letter-sum). See what this number means on NumberAngel.
Source: WordNet® 3.1, Princeton University — "WordNet Copyright 2011 by Princeton University. All rights reserved." Used under WordNet's license terms. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.