অন্তৰাপত্যাঅন্তৰাল
অন্তৰাপৃষ্ঠ (Assamese) [ Roman: on.to.ra.pris.tho]
Contributed by: Bikram M Baruah on 2008-11-14
1. (Abstract Noun) a surface regarded as the common boundary of two bodies, spaces, or phases.