| phos | emitting light without appreciable heat as by slow oxidation of phosphorous |
|---|---|
| phos | containing or characteristic of phosphorus |
| phos | an acid used in fertilizers and soaps: H3PO4 |
| phos | containing or characteristic of phosphorus |
| phos | a clear or yellow-colored monobasic acid (H3PO2) |
| phos | a planet (usually Venus) seen just before sunrise in the eastern sky |
| phos | a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells |