Liberal Dictionary English Dictionary
noun
- a parallelogram having four right angles.
noun
- a parallelogram having four right anglesCompare rhombus
1570s, from Middle French rectangle (16c.) and directly from Late Latin rectangulum, from rect-, comb. form of Latin rectus “right” (see right (adj.1)) + Old French angle (see angle (n.)). Medieval Latin rectangulum meant “a triangle having a right angle.”
- A four-sided plane figure with four right angles.