noun
continental state; continental country
Refers to a country that occupies a large landmass, often contrasted with island nations. Australia is a typical example.
オーストラリアは大陸国家の代表例だ。
Australia is a prime example of a continental state.
島国 means 'island nation', the opposite of 大陸国家.
Compound of 大陸 (continent) and 国家 (state, country).