massless


mass·less

adjective \ˈmas-ləs\

Definition of MASSLESS

:  having no mass <a massless particle>

First Known Use of MASSLESS

1879

Rhymes with MASSLESS

Browse

Next Word in the Dictionary: mass–market
Previous Word in the Dictionary: massively parallel
All Words Near: massless

Seen & Heard

What made you want to look up massless? Please tell us where you read or heard it (including the quote, if possible).