Tetragon

Definition:

• (n.) A plane figure having four sides and angles; a quadrangle, as a square, a rhombus, etc.
• (n.) An aspect of two planets with regard to the earth when they are distant from each other ninety degrees, or the fourth of a circle.

Compare tetragon with other words:

rectangle vs. tetragon

quadrangle vs. tetragon

tetragon vs. tetragonal

parallelogram vs. tetragon

aspect vs. tetragon

planet vs. tetragon

quadrilateral vs. tetragon

square vs. tetragon