cos·mo·chem·is·try | \ ˌkäz-mō-ˈke-mə-strē 
\
\Definition of cosmochemistry
: a branch of chemistry that deals with the chemical composition of and changes in the universe
Other Words from cosmochemistry
cosmochemical \ ˌkäz-mō-ˈke-mi-kəl \ adjective
\ adjectivecosmochemist \ ˌkäz-mō-ˈke-mist \ noun
\ nounKeep scrolling for more
Comments on cosmochemistry
What made you want to look up cosmochemistry? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
A Thanksgiving Word Quiz
- November comes from a word for which of the following numbers?
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
- A Thanksgiving Word Quiz
We are thankful for obscure words.
Take the quiz - Great Scrabble Words—A Quiz
Words to improve your Scrabble game
Take the quiz - Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Dictionary Devil
The dictionary has been scrambled—can you put i...
Play the game
Share cosmochemistry
Time Traveler for cosmochemistry
The first known use of cosmochemistry was in 1940
See more words from the same year