respace

Science Dictionary
space   (spās)  Pronunciation Key 
  1. The region of the universe beyond Earth's atmosphere. ◇ The part of this region within the solar system is known as interplanetary space. ◇ The part of this region beyond the solar system but within the Milky Way or within another galaxy is known as interstellar space. ◇ The part of this region between the Milky Way and other galaxies is known as intergalactic space.

  2. The familiar three-dimensional region or field of everyday experience.

  3. Mathematics A mathematical object, typically a set of sets, that is usually structured to define a range across which variables or other objects (such as a coordinate system) can be defined.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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