Word
atomic number 1, n.
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
<noun.substance>
freq. cnt.: 6
freq. cnt.: 6
H
atomic number 1
hydrogen
lexical pointers
derivationally related form
hydrogenate
semantic pointers
hyponym
tritium
hypernym
element, chemical element
gas
substance holonym
water, H2O