SINCE 1828
dictionary
thesaurus

Riss

noun
Save Word
\ ˈris \
plural -es

Definition of Riss

 (Entry 1 of 2)

: the third stage of Pleistocene glaciation in Europe

Riss

adjective
\ " \
variants: or Rissian \ -​sēən \

Definition of Riss (Entry 2 of 2)

: of or relating to the Riss glaciation

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Riss

Noun

from the Riss river, tributary of the Danube in southwestern Germany

Learn More About Riss

Dictionary Entries Near Riss

risqué

Riss

rissaldar

See More Nearby Entries 

Statistics for Riss

Cite this Entry

“Riss.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Riss. Accessed 4 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Yankee

Listen to the pronunciation of Yankee

See Definitions and Examples »

Test Your Vocabulary

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games