| Word | Definitions | Synonyms |
|---|---|---|
| hygrodeik | (noun) a wet and dry bulb hygrometer | - |
| hygrometer | (noun) measuring instrument for measuring the relative humidity of the atmosphere | - |
| hygrophyte | (noun) a plant that grows in a moist habitat | - |
| hygroscope | (noun) hygrometer that shows variations in the relative humidity of the atmosphere | - |