HygrodeikHy"gro*deik\, n. [Gr. ? wet, moist, and ? to show.] (Physics) A form of hygrometer having wet and dry bulb thermometers, with an adjustable index showing directly the percentage of moisture in the air, etc.
|a wet and dry bulb hygrometer|
|a scrap or morsel of food left at a meal.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|