核かく大たい国こくMeaningsNoun1. (major) nuclear power (i.e. one of the five NPT-designated nuclear weapon states)Kanji used核nucleus大large国countryComposed of核かくstone (of a fruit); pit; pip; core (of an organization, team, etc.); nucleus; heart; nuclear weapons; nucleus (of an atom); nucleus (of a cell); condensation nucleus; …Noun大たい国こくlarge country; major nation; great powerNoun