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DictionaryguruExpert
noun

guru

GOO-roo/ˈɡuːruː/

An influential teacher or expert in a particular field.

The pottery guru demonstrates a technique to two attentive learners.

A respected master potter demonstrates a difficult ceramic technique while two adult potters gather closely to study his hands and compare their unfinished work with his finely crafted vessel.
Etymology
guruSanskritvenerable teacher

One honored as a teacher or priest broadened into an influential expert or spiritual guide.

More examples

  • She becomes the team's software guru.
  • The gardener is a guru on growing orchids.

Forms

guru

Similar words

expert
Emphasizes knowledge or skill rather than influence as a guide.
mentor
Emphasizes an ongoing relationship of guidance.