| Term | Definition |
| Metric | related to the systems of meters |
| Symmetric | having corresponding parrts the same in size and form |
| Biometric | statistical analysis of biological observations and phenomena |
| Metrology | science of weights and measures |
| Optometry | testing of eyes to measure vision |
| Psychometric | related to the measurement of mental data |
| Somatometry | related to body measurements |
| metronome | device used to measure rhythm |
| Bronchogram | x-ray of the lungs |
| Bronchitis | inflammation of the air passages |
| Bronchophony | sound of the voice heard through the stethoschope over healthy lungs |
| Bronchogenic | originating from the air passages |
| Bronchoscope | thin tube which enables a doctor to see into the airways |