N-SING [NOUN n](指與周圍島嶼相對的)大陸,本土 You can refer to the largest part of a country or continent as the mainland when contrasting it with the islands around it. (指與周圍島嶼相對的)大陸,本土
She was going to Nanaimo to catch the ferry to the mainland.
她準備去納奈莫乘渡船回大陸。
...the islands that lie off the coast of mainland Britain.