Xerox (noun)

English Meaning: A brand name for a copy of a document or other piece of paper with writing or printing on it, made by a machine that uses a photographic process; also refers to the machine or process itself.

Bangla Meaning: আলোকচিত্রের সাহায্যে মুদ্রণ পদ্ধতিবিশেষ।

Example Sentences:

I can give you a Xerox of the letter if you like.

Could you send me a Xerox of the contract?

Source: Cambridge Dictionary.

Heterogeneous (adjective)
English Meaning - Consisting of parts or things that are very different from each other.
Bangla Meaning - বিভিন্ন উপাদানে গঠিত; অসমসত্ত; বিষমসত্ত; বিষমজাতীয়। 

• Other forms: 
- Heterogeneity (noun) - অসমসত্বতা; বিষমজাতীয়তা।
- Heterogeneously (adverb).
- Heterogeneousness (noun).

• Example Sentence:
- Switzerland is a heterogeneous confederation of 26 self-governing cantons.

Source:  Cambridge Dictionary. Accessible Dictionary by Bangla Academy.