To save this word, you'll need to log in.
co·set | \ ˈkō-ˌset 
\
\Definition of coset
: a subset of a mathematical group that consists of all the products obtained by multiplying either on the right or the left a fixed element of the group by each of the elements of a given subgroup
Keep scrolling for more
Comments on coset
What made you want to look up coset? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Semantic Drift Quiz
- Which of the following was once a synonym for fun?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share coset
Time Traveler for coset
The first known use of coset was in 1910
See more words from the same year