transcription, транскрипция: [ maʊntɪnəs ]
1.
A mountainous place has a lot of mountains.
...the mountainous region of Campania.
ADJ
2.
You use mountainous to emphasize that something is great in size, quantity, or degree.
The plan is designed to reduce some of the company’s mountainous debt.
= huge
ADJ : ADJ n [ emphasis ]