often capitalized
: a gauge for measuring the height of water in the Nile especially during its flood
specifically : a graduated scale cut on a natural rock or in the stone wall of a pit communicating with the river
adjective often capitalized

Word History


modification (influenced by English -meter) of New Latin nilometrion, from Greek neilometrion, from Neilos Nile, river in Africa + -metrion (from metron measure)

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Dictionary Entries Near nilometer

Cite this Entry

“Nilometer.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

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