Definition of "tectiform"

The tectiforms reproduce in a remarkable manner the simple shelters, tents, and huts in use today among primitive and nomadic races in various parts of the world.

1924, American Anthropologist, Volume 26, New Series, page 48

Because of their composition and the coexistence in them of meanders and tectiforms they differ from chimpanzee drawings, which are in many other ways a comparable phenomenon.

2014, David Maclagan, Line Let Loose: Scribbling, Doodling and Automatic Drawing‎, page 8

Inclusion of both ideomorphs and tectiforms as proto-art, and adaptation of the images to the natural textures of the rock surfaces as proto-cinema, suggests that the need to animate and annotate go beyond mere literal representation.

2015, Molly Fuller, Robert Miltner, “Chapter 9: Land as Ekphrastic Prompt for Memoirist Prose Poems in N. Scott Momaday's The Way to Rainy Mountain”, in Sandra Lee Kleppe, editor, Ekphrasis in American Poetry: The Colonial Period to the 21st Century, page 162