phylum /fīˈləm/

1. A main grouping of the animal kingdom, corresponding to a division in the plant kingdom
2. A group of languages thought to be related

• nitrometers
• nitromethane
• nitromethanes
• nitrometric
• nitroparaffin
• nitroparaffins
• nitrophilous
• nitros
• nitrosamine
• nitrosamines
• nitrosation
• nitrosations
• nitro-silk
• nitroso
• nitroso-group
• nitrosyl
• nitrotoluene
• nitrotoluenes
• nitrous
• nitrous acid
• nitrous anhydride
• nitrous bacteria
• nitrous oxide
• nitrox
• nitroxyl