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Radius vs Subtend - What's the difference?

radius | subtend |

As a noun radius

is the long bone in the forearm, on the side of the thumb.

As a verb subtend is

to extend or stretch underneath or opposite something.

radius

English

Noun

(en-noun)
  • (anatomy) The long bone in the forearm, on the side of the thumb.
  • (zoology) The lighter bone (or fused portion of bone) in the forelimb of an animal.
  • (entomology) One of the major veins of the insect wing, between the subcosta and the media
  • (geometry) A line segment between any point on the circumference of a circle and its center/centre.
  • (geometry) The length of this line segment.

    • Synonyms

    * (vein of insect wing) R

    Related terms

    * radial * radiate, radiation

    See also

    * ulna * semidiameter *

    Anagrams

    * English nouns with irregular plurals ----

    subtend

    English

    Verb

    (en verb)
  • To extend or stretch underneath or opposite something
  • *2012 , Me, myself, us ,The Economist, 16th august 2012 issue
  • *:...trillions of bacteria, each equally an individual, which are found in a person’s gut, his mouth, his scalp, his skin and all of the crevices and orifices that subtend from his body’s surface.
  • (mathematics) To enclose an arc on a circle with an angle
    • A 43° angle subtends an arc about ¾ meter long on a circle with a radius of 1 meter.