Definition of pharaoh ant in English:

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pharaoh ant

(also pharaoh's ant)


A small red or yellowish African ant that has established itself worldwide, living as a pest in heated buildings.
  • Monomorium pharaonis, family Formicidae.
Example sentences
  • Pharaoh ants are small, yellow ants about 1/16-inch long. They have two nodes and the workers are all one size.
  • Pharaoh ants are commonly found in kitchens and storerooms. They like places that are warm and humid. They will nest in any crack or crevice in any structure such as between bricks and also folded bags or newspapers.


So named because such ants were believed (erroneously) to be one of the plagues of ancient Egypt.

For editors and proofreaders

Syllabification: phar·aoh ant

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