quadrangulate

From quadr- +‎ angulate, after quadrangle and triangulate.

quadrangulate (third-person singular simple present quadrangulates, present participle quadrangulating, simple past and past participle quadrangulated)

1. (transitive) To divide (a plane or other surface) into quadrangles, often by removing the dividing line between two adjacent triangles (following a previous triangulation).

• quadrangulation

From Late Latin quadrangulātus.^[1] By surface analysis, quadr- +‎ angulate.

quadrangulate (comparative more quadrangulate, superlative most quadrangulate)

1. (rare) Synonym of quadrangular.
   • 1592, [Francesco Colonna], translated by R[obert] D[allington], Hypnerotomachia. The Strife of Loue in a Dreame., London: […] [Abell Jeffes, John Charlewood, and Eliot’s Court Press] for Simon Waterson, […], →OCLC, folios 5, verso – 6, recto:

     The ſquared ſtones ioyned togither without anye cement, and the pointed quadrangulate corner ſtones [translating quadranguli] ſtreightlye fitted and ſmoothlye pulliſhed, the edges whereof were of an exquiſite vermillion coulour, as is poſſible to bee deuiſed: […]

   • 1599, [Vincenzo Cartari], translated by Richard Linche, “Diana”, in The Fountaine of Ancient Fiction. […], London: […] Adam Islip, →OCLC, signature [H iv], verso:

     [I]n the midſt of her [Diana’s] ſhining forehead appeared a certaine ſquared and quadrangulate circle [translating certa cosa rotonda, schiacciata, e liscia], glittering with wonderous luſtre and vnſpeakeable corruſcancie: […]

   • 1998 January–March, David J. Bogler, “Three New Species of Dasylirion (Nolinaceae) from Mexico and a Clarification of the D. longissimum Complex”, in Brittonia, volume 50, number 1, Bronx, N.Y.: New York Botanical Garden, →DOI, →ISSN, →OCLC, page 79, column 2:

     In the mountains of eastern Mexico there is a striking form of Dasylirion that has a large, upright trunk and dense rosettes of long, thin leaves that are quadrangulate in cross section and more or less lack marginal leaf prickles.

quadrangulāte

1. vocative masculine singular of quadrangulātus