| pheno- or (before a vowel) phen- | |
| —combining form | |
| 1. | showing or manifesting: phenotype |
| 2. | indicating that a molecule contains benzene rings: phenobarbital |
| [from Greek phaino- shining, from phainein to show; its use in a chemical sense is exemplified in phenol, so called because originally prepared from illuminating gas] | |
| phen- or (before a vowel) phen- | |
| —combining form | |
| [from Greek phaino- shining, from phainein to show; its use in a chemical sense is exemplified in phenol, so called because originally prepared from illuminating gas] | |