English word pyridinyl comes from English oxygen, English pyridine
| Dictionary entry | Language | Definition |
|---|---|---|
| oxygen | English (eng) | (countable) An atom of this element.. (medicine) A mixture of oxygen and other gases, administered to a patient to help him or her to breathe.. A chemical element (symbol O) with an atomic number of 8 and relative atomic mass of 15.9994.. Molecular oxygen (O2), a colorless, odorless gas at room temperature. |
| pyridine | English (eng) | (organic compound) Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and an nitrogen atom; especially the simplest one, C5H5N. |
| pyridinyl | English (eng) | (organic chemistry, especially in combination) The radical derived from pyridine. |