All Words Glossary

Glossary of Math Terms
beginning with letter U
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unary
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adjective
  1. Consisting of or involving a single element or component.
  2. (mathematics) (Of a function) which takes exactly one argument; whose domain has dimension 1.
  3. (programming) (Of a function, procedure, etc.) which takes exactly one input.
unconditional
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adjective
  1. absolute, and without conditions, limitations, reservations or qualifications
    We demand your surrender.
undecagon
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noun (plural undecagons)
  1. (geometry) A polygon with eleven sides and eleven angles.
uneven
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adjective
  1. Not even
  2. Not level or smooth
  3. Not uniform
  4. Varying in quality
uniform
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noun
  1. A distinctive outfit as a means of identifying members of a group.
  2. Phonetic equivalent for the letter U in the ICAO spelling alphabet, informally known as the NATO phonetic alphabet.
adjective
  1. unvarying, Unvarying; all the same.
  2. consistent, Consistent; conforming to one standard.
unilateral
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adjective
  1. done by one side only
  2. affecting only one side of the body
  3. binding or affecting one party only
unit circle
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noun (plural unit circles)
  1. (geometry) A circle of radius 1.
  2. (trigonometry) (the unit circle) The circle of radius 1 with centre at the origin, used in defining trigonometric functions.
Universe
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proper noun the Universe
  1. The sum of everything that exists in the cosmos, including time and space itself.
Powerful telescopes look far back into the distant reaches of the visible universe.
unknown
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noun
  1. In algebra, a variable (usually x, y or z) whose value is to be found.
  2. Any fact or place about which nothing is known. (as in the phrase "into the unknown")
adjective
  1. Not known; unidentified; not well known.

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