(n) (constellation) Triangle
(n) delta
(n) delta
(n) triangular pyramid
(n) triangular prism
(n) triangulation point
(n) choppy sea
chopping waves
(n) choppy sea
chopping waves
(n) (arch) leaves used for serving or offering sake, rice, etc.
(n) (arch) leaves used for serving or offering sake, rice, etc.
(n) (arch) leaves used for serving or offering sake, rice, etc.
(n) jib sail
(n) trigonometric ratio
(n) trigonometry
(n) three-cornered hat
tricorne
(n) delta wing
(n) (obsc) triceratops (dinosaur)
(n) trident maple (tree) (Acer buergerianum)
(n) four corners
crossroads
(P)
(adj-i) square
rectangular
(P)
(n) square
quadrilateral
quadrangle
(ik) (n) square
quadrilateral
quadrangle
(n) quadrangular prism
(n) (uk) winged bean (Psophocarpus tetragonolobus)
(n) antler
(n) heptagon
(n) oblique prism
(adj-na,n) square
(P)
(n) promoted bishop
(n) angle of rotation