[ mas-lis ]
/ ˈmæs lɪs /
pertaining to an elementary particle having zero rest mass, as a photon.
ELEMENTARY SCHOOL PUNCTUATION QUIZ
Punctuation marks help make writing easy to read and understand. Some of the most important ones are the period (.), comma (,), question mark (?), and exclamation point (!). How well do you know how to use them? Find out in this quiz!
Question 1 of 10
Which punctuation mark is best for this sentence? "Can I watch a movie __"
OTHER WORDS FROM masslessmass·less·ness, noun
Words nearby massless
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for massless
In the inside of one there are fly-wheels, in the inside of the other a massless spring.