dimetientadj.n.

1601 P. Holland tr. Pliny Hist. World I. 15 The dimetient line, or diameter, taketh a third part of the circumference, and little lesse than a seuenth part.

1603 P. Holland tr. Plutarch Morals 1045 That the Diameter or Dimetient line of the earth is triple to that of the moone.

1729 G. Shelvocke, Jr. tr. K. Siemienowicz Great Art Artillery iv. 264 The Orifice of the Chamber, whose Dimetient Line is exactly ⅓ of the whole Diameter.

1842 A. De Morgan Differential & Integral Calculus 323 Usually x^a is the dimetient function of Algebra; we must come to the consideration of transcendental quantities before we find a function which is not of the same order as x^a, for some value or other of a; and then between x^a and x^{a+ k} may be found an infinite number of functions, higher in dimension than the first, and lower than the second, however small k may be.

?a1560 L. Digges Geom. Pract.: Pantometria (1571) i. Defs. sig. B ij ^v A Right line drawne through the Centre vnto the Circumference of both sides, is named his Diameter or Dimetient.

1570 H. Billingsley tr. Euclid Elements Geom. vi. f. 171^v In euery parallelogramme, the parallelogrammes about the dimecient are lyke vnto the whole.

1690 W. Leybourn Cursus mathematicus 328 The Dimetient of a Sphere.