Nilometer

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Nilometer \Ni*lom"e*ter\, n. [Gr. ?; Nei^los the Nile + ?
     measure: cf. F. nilom[`e]tre.]
     An instrument for measuring the rise of water in the Nile
     during its periodical flood.
     [1913 Webster]