geosynclinal
/,dʒi(:)әusin'klainәl/
📖 中文释义
- a. 地槽的
📘 English Definition（英文释义）
- n. the downward bend or subsidence of the earth's crust,
- which allows of the gradual accumulation of sediment, and hence forms
- the first step in the making of a mountain range; -- opposed to
- geanticlinal.