SG Heritage Dictionary

Word of the Day: Catachrestical

Hyetograph [Noun] Webster's Dictionary 1913

A chart or graphic representation of the average distribution of rain over the surface of the earth.

Hyetographic [Adjective] Webster's Dictionary 1913

Of or pertaining to to hyetography.

Hyetography [Noun] Webster's Dictionary 1913

The branch of physical science which treats of the geographical distribution of rain.