transcription, транскрипция: [ ʌndə(r)laɪɪŋ ]
1.
The underlying features of an object, event, or situation are not obvious, and it may be difficult to discover or reveal them.
To stop a problem you have to understand its underlying causes...
I think that the underlying problem is education, unemployment and bad housing.
ADJ : ADJ n
2.
You describe something as underlying when it is below the surface of something else.
...hills with the hard underlying rock poking through the turf...
ADJ : ADJ n
3.
see also underlie