rectal sinus n.
See anal sinus.
noun 1. a parallelogram having four right angles. noun 1. a parallelogram having four right angles Compare rhombus rectangle (rěk’tāng’gəl) A four-sided plane figure with four right angles.
- Rectangle slinger
adjective 1. shaped like a rectangle. 2. having the base or section in the form of a rectangle: a rectangular pyramid. 3. having one or more right angles. 4. forming a right angle. adjective 1. shaped like a rectangle 2. having or relating to right angles 3. mutually perpendicular: rectangular coordinates 4. having a base […]
noun, Geometry. 1. a hyperbola with transverse and conjugate axes equal to each other. rectangular hyperbola noun 1. a hyperbola with perpendicular asymptotes