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riser

 - 3 dictionary results

ris⋅er

[rahy-zer]
–noun
1. a person who rises, esp. from bed: to be an early riser.
2. the vertical face of a stair step.
3. any of a group of long boards or narrow platforms that can be combined in stepwise fashion: The choir stood on a horseshoe of risers behind the orchestra.
4. a vertical pipe, duct, or conduit.
5. Metallurgy. a chamber or enlarged opening at the top of a mold for allowing air to escape or adding extra metal.
6. Nautical.
a. a heavy strake of planking in the vicinity of the garboard strake in a wooden vessel.
b. rising (def. 10).

Origin:
1350–1400; ME; see rise, -er 1

ris⋅ing

[rahy-zing]
–adjective
1. advancing, ascending, or mounting: rising smoke.
2. growing or advancing to adult years: the rising generation.
–adverb Informal.
3. somewhat more than: The crop came to rising 6000 bushels.
4. in approach of; almost; well-nigh: a lad rising sixteen.
–noun
5. the act of a person or thing that rises.
6. an insurrection; rebellion; revolt.
7. something that rises; projection or prominence.
8. a period of leavening of dough preceding baking.
9. Chiefly South Midland and Southern U.S. a morbid swelling, as an abscess or boil.
10. Also called riser. Nautical. a stringer supporting the thwarts of an open boat.

Origin:
1150–1200; ME (ger.). See rise, -ing 2 , ing1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To riser
ris·er   (rī'zər)   
n.  
  1. One who rises, especially from sleep: She is a late riser.

  2. The vertical part of a stair step.

  3. A platform, as for elevating a group of people above a crowd, often arranged with similar platforms in tiers.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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