As an adjective massless
is having no mass.
As a noun graphino is
(physics) a massless charged relativistic quasiparticle that arises from the low-energy excitations in a 2d graphene sheet interacting with an electromagnetic field.
massless
English
Adjective
(
-)
Having no mass.
-
graphino
English
Noun
(
en noun)
(physics) A massless charged relativistic quasiparticle that arises from the low-energy excitations in a 2D graphene sheet interacting with an electromagnetic field