Kata bahasa Indonesia
English word
HYPHEN
WORDNET DICTIONARY
OXFORD DICTIONARY
Link, Gadget and Share 
WORDNET DICTIONARY
Noun neutrino has 1 sense
OXFORD DICTIONARY
neutrino, n. (pl. -os) any of a group of stable elementary particles with zero electric charge and probably zero mass, which travel at the speed of light.
Etymology
It., dimin. of neutro neutral (as NEUTER)