genshidattara
1. If/when origin; If/when beginning
Noun
#251403
1. If/when origin; If/when beginning
1. if it's the case
1. atomic reactor; nuclear reactor
1. atomic energy; nuclear power
1. nucleus; atomic nucleus
1. nuclear power plant; nuclear power generation
2. primary (e.g. primary immunodeficiency syndrome)
1. origin; beginning
2. primeval; primordial
1. atom
1. atomic bomb; A-bomb
1. capital; principal