nugget
[noun]
Synonyms: lump, chunk, clump, hunk, mass, piece

[TahlilGaran] English Synonym Dictionary ▲

nug‧get /ˈnʌɡət, ˈnʌɡɪt/ noun [countable]
[Date: 1800-1900; Origin: Perhaps from English dialect nug 'block, lump']

1. a small rough piece of a valuable metal found in the earth:
a gold nugget

2. a small round piece of food:
chicken nuggets

3. nugget of information/wisdom etc a piece of valuable information, advice etc:
It took months to extract that nugget of information from them.

[TahlilGaran] Dictionary of Contemporary English ▲