atomic number 9, n.
a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
<noun.substance> freq. cnt.: 1 freq. cnt.: 1
F atomic number 9 fluorine
<noun.substance> freq. cnt.: 1 freq. cnt.: 1
F atomic number 9 fluorine
semantic pointers
hypernym
substance holonym