from The Century Dictionary.

  • noun A chart showing the average rainfall of the earth or of any of its divisions.

from the GNU version of the Collaborative International Dictionary of English.

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

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A graphical representation of rainfall over time


from Wiktionary, Creative Commons Attribution/Share-Alike License

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