a mine of information
someone who has a lot of knowledge
Thesaurus: synonyms and related words
Experts and specialists
- academician
- authority
- boffin
- buff
- child prodigy
- cognoscenti
- consultant
- hotshot
- know sth inside out idiom
- literati
- maven
- natural
- resident
- superuser
- supremo
- techie
- technician
- technocracy
- technocrat
- virtuoso
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