1. space bar the bar-shaped typewriter key that introduces spaces when used
  2. spiceberry shrub with coral-red berries; Japan to northern India
  3. slice bar iron bar used to loosen and rake clinkers out of furnaces
  4. space heater heater consisting of a self-contained unit to warm a room
  5. spinnbar capable of being spun into fibres
  6. space probe a rocket-propelled guided missile that can escape the earth's atmosphere; makes observations of the solar system that cannot be made by terrestrial observation
  7. spice bush deciduous shrub of the eastern United States having highly aromatic leaves and bark and yellow flowers followed by scarlet or yellow berries
  8. specifier someone who draws up specifications giving details
  9. spicebush deciduous shrub of the eastern United States having highly aromatic leaves and bark and yellow flowers followed by scarlet or yellow berries
  10. spice up make more interesting or flavorful
  11. Zanzibar an island in the Indian Ocean off the east coast of Africa
  12. subsidiary functioning in a supporting capacity
  13. spicery the property of being seasoned with spice and so highly flavored
  14. spare part an extra component of a machine or other apparatus
  15. spaceward towards outer space
  16. spaceman a person trained to travel in a spacecraft
  17. pace car a high-performance car that leads a parade of competing cars through the pace lap and then pulls off the course
  18. spice tree Pacific coast tree having aromatic foliage and small umbellate flowers followed by olivelike fruit; yields a hard tough wood
  19. base pair one of the pairs of chemical bases joined by hydrogen bonds that connect the complementary strands of a DNA molecule or of an RNA molecule that has two strands; the base pairs are adenine with thymine and guanine with cytosine in DNA and adenine with uracil and guanine with cytosine in RNA
  20. spacewalker an astronaut who is active outside a spacecraft in outer space