a rare magnetic mineral, manganese iron oxide, MnFe 2 O 4 , similar to magnetite.

1865–70; named after Jacobsberg Swedish locality; see -ite1

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To jacobsite
Explore Dictionary.com
Previous Definition: jacobsen, jens peter
Next Definition: jacobsladder
Words Near: jacobsite
More from Thesaurus.com
Synonyms and Antonyms for jacobsite
More from Reference.com
Search for articles containing jacobsite
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature