Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A red, yellow, or brown mineral, essentially HFeO2, one of the common constituents of rust.

from The Century Dictionary.

  • noun A hydrous oxid of iron, occurring in orthorhombic crystals, also massive. It is found with other ores of iron, for example hematite or limonite, as at the Lake Superior mines.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Miner.) an oxide of iron.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy An iron oxyhydroxide that is the main constituent of rust

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a red or yellow or brown mineral; an oxide of iron that is a common constituent of rust

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[After Johann Wolfgang von Goethe.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Named for German polymath Johann Wolfgang von Goethe.

Examples

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.