Noun, No-adjective
1. nitrogen (N)
Wikipedia definition
2. NitrogenNitrogen is a chemical element that has the symbol N, atomic number of 7 and atomic mass 14.00674 u. Elemental nitrogen is a colorless, odorless, tasteless, and mostly inert diatomic gas at standard conditions, constituting 78.09% by volume of Earth's atmosphere. The element nitrogen was discovered as a separable component of air, by Scottish physician Daniel Rutherford, in 1772.
Read “Nitrogen” on English Wikipedia
Read “窒素” on Japanese Wikipedia
Read “Nitrogen” on DBpedia


to talk about this word.