nuclear fission

silence, saying nothing

Admiral of the Fleet (nautical rank)

Copenhagen (the capital city of Denmark)

社会言語学: sociolinguistics

sociolinguistics

nuclear physics

(food, medicine) expiration date

(historical) a type of improvised, humorous short play popular during the eighteenth century

"Modern kana usage", the method of using kana to write Japanese that has been used after the 1946 (post-war) Japanese national language reform. Unlike its predecessor, it is almost entirely phonetic, reflecting modern language with little ambiguity.