Definition of Gnomon

  • (n.) The style or pin, which by its shadow, shows the hour of the day. It is usually set parallel to the earth's axis.
  • (n.) A style or column erected perpendicularly to the horizon, formerly used in astronomocal observations. Its principal use was to find the altitude of the sun by measuring the length of its shadow.
  • (n.) The space included between the boundary lines of two similar parallelograms, the one within the other, with an angle in common; as, the gnomon bcdefg of the parallelograms ac and af. The parallelogram bf is the complement of the parallelogram df.
  • (n.) The index of the hour circle of a globe.

Synonyms of Gnomon


No Antonyms Found.

Antonyms of Gnomon


No Antonyms Found.

Homophones of Gnomon





Common English words

A list of the most frequently used words in the English languge.

Longest English Words

Longest words in the Oxford Dictionary.