Fission target (4)
I believe the answer is:
atom
(Other definitions for atom that I've seen before include "Part of molecule" , "Scrap" , "A tiny particle of matter with a big bang" , "An explosive particle as in bomb" , "Not much substance" .)
I believe the answer is:
atom
(Other definitions for atom that I've seen before include "Part of molecule" , "Scrap" , "A tiny particle of matter with a big bang" , "An explosive particle as in bomb" , "Not much substance" .)