Reference
Dictionary
Encyclopedia
Thesaurus
World Factbook
Spanish Dictionary
Anatomy
Conversion Calculator

Word of the Day
perfunctory
Definition: (adjective) unenthusiastic, routine, or mechanical.
Petersons.com
Add Word of the Day to your personalized My Yahoo! page:
Add to My Yahoo! View RSS Feed
About My Yahoo! and RSS »
  
Search Dictionary:



ar·sine  audio  (är-sn, ärsn) KEY 

NOUN:
A colorless, flammable, very poisonous gas, H3As, having an odor like garlic and used in chemical warfare, as a solid-state doping agent, and in organic synthesis.
ETYMOLOGY:
ars(enic) + -ine2


 Visit our partner's site
Provided by Houghton Mifflin
logoeReference -- Download this interactive reference software to your desktop computer