Rectangular and External

adjective

• Having four right angles.
  • usage: "a rectangular figure twice as long as it is wide"
• Having a set of mutually perpendicular axes; meeting at right angles.
  • usage: "wind and sea may displace the ship's center of gravity along three orthogonal axes"; "a rectangular Cartesian coordinate system"
  • synonyms: orthogonal

noun

• Outward features.
  • usage: "he enjoyed the solemn externals of religion"

adjective

• Happening or arising or located outside or beyond some limits or especially surface.
  • usage: "the external auditory canal"; "external pressures"
• Coming from the outside.
  • usage: "extraneous light in the camera spoiled the photograph"; "relying upon an extraneous income"; "disdaining outside pressure groups"
  • synonyms: extraneous, outside
• From or between other countries.
  • usage: "external commerce"; "international trade"; "developing nations need outside help"
  • synonyms: international, outside
• Purely outward or superficial. "external composure"; "an external concern for reputation- A. R. Gurney, Jr.

• (a.) Away from the mesial plane of the body; lateral.
• (a.) Outside of or separate from ourselves; (Metaph.) separate from the perceiving mind.
• (a.) Outwardly perceptible; visible; physical or corporeal, as distinguished from mental or moral.
• (n.) Something external or without; outward part; that which makes a show, rather than that which is intrinsic; visible form; -- usually in the plural.
• (a.) Foreign; relating to or connected with foreign nations; as, external trade or commerce; the external relations of a state or kingdom.
• (a.) Not intrinsic nor essential; accidental; accompanying; superficial.
• (a.) Outward; exterior; relating to the outside, as of a body; being without; acting from without; -- opposed to internal; as, the external form or surface of a body.

From or between other countries, e. G.' EXTERNAL' commerce; or, happening, arising or located outside or beyond a company, e. G. External influences.