TOP

Definition of dark matter noun from the Oxford Advanced Learner's Dictionary

dark matter

noun
 
/ˌdɑːk ˈmætə(r)/
 
/ˌdɑːrk ˈmætər/
 [uncountable] (astronomy)
jump to other results
  1. according to some theories, material that exists in space but does not reflect any lightTopics Spacec2, Physics and chemistryc2
See dark matter in the Oxford Advanced American DictionarySee dark matter in the Oxford Learner's Dictionary of Academic English
Check pronunciation: dark matter

Nearby words

influence
verb
 
 
From the Word list
OPAL spoken words
Oxford Learner's Dictionaries Word of the Day