Dictionary.com

riser

[ rahy-zer ]
/ ˈraɪ zər /
Save This Word!

noun
a person who rises, especially from bed: to be an early riser.
the vertical face of a stair step.
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.
a vertical pipe, duct, or conduit.
Metallurgy. a chamber or enlarged opening at the top of a mold for allowing air to escape or adding extra metal.
Nautical.
  1. a heavy strake of planking in the vicinity of the garboard strake in a wooden vessel.
  2. rising (def. 10).
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of riser

Middle English word dating back to 1350–1400; see origin at rise, -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use riser in a sentence

British Dictionary definitions for riser

riser
/ (ˈraɪzə) /

noun
a person who rises, esp from bedan early riser
the vertical part of a stair or step
a vertical pipe, esp one within a building
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK