Definitions for

Overview of noun hydrogen

The noun hydrogen has 1 senses? (first 1 from tagged texts)
1. (6) hydrogen, H, atomic number 1

(a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
Classroom | Privacy Policy | Terms | Ad Choices