Sesquitertian

1 definition found

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

  Sesquitertian \Ses`qui*ter"tian\, Sesquitertianal
  \Ses`qui*ter"tian*al\, a. [Sesqui- + L. tertianus belonging to
     the third. Cf. {Tertian}.] (Math.)
     Having the ratio of one and one third to one (as 4 : 3).
     [1913 Webster]