planiform

English

Etymology

From plane +‎ -iform.

Adjective

planiform (comparative more planiform, superlative most planiform)

1. Having a plane surface.
   • 1890, John Marshall, ‎J. S. Cuthbert, Anatomy for Artists, page 240:

     The articulations of the second row of the carpus, which constitutes what may be named the pro-carpus, are likewise of the planiform kind, and are completed by palmar, dorsal and interosseous ligaments, that between the os magnum and unciform being very strong.

   • 2014, ‎Timothy M. Kusky, Encyclopedia of Earth Science, page 94:

     Some computer models allow periods of convection dominated by plumes, and others dominated by overturning planiform cells similar to the present Earth.

   • 2022, Sara Castro-Klaren, A Companion to Latin American Literature and Culture, page 157:

     Towards the end of the seventeenth century, a new style of planiform carving emerged on church exteriors in the Andean altiplano from Arequipa to Lake Titicaca and across the Bolivian highlands.

   a planiform, gliding, or arthrodial articulation