Hygro is defined as moisture.
An example of hygro is hygrometer, which measures the amount of moisture in the air.
Origin of hygro
- < Gr hygros, wet, moist: see humor
From Webster's New World College Dictionary, 5th Edition
- From Greek hugros wet, moist
From American Heritage Dictionary of the English Language, 5th Edition
- From the Ancient Greek ὑγρός (hugros, “wet”, “moist”).