Yours, Etc.: Origins and Uses of 8 Sign-Offs
nitrate ni·trate (nī'trāt', -trĭt)
The univalent radical NO3.
A compound containing such a radical, such as a salt or ester of nitric acid.
A salt or ester of nitric acid, containing the group NO3. Nitrates dissolve extremely easily in water and are an important component of the nitrogen cycle. Compare nitrite.