oracle

noun
UK /ˈɒrəkl/
US /ˈɔːrəkl/

A person or place that people believe can tell them what will happen in the future.

In the old story, the king went to the oracle to ask about his future.


OTHER MEANINGS

2. A very wise person whose advice many people trust.

She was the oracle of the family, and everyone asked her for advice.

3. A place, such as a temple, where a god was believed to give answers to questions.

People traveled for days to visit the oracle at the temple.

4. A computer system or service that provides expert information or answers.

The company's database acts as an oracle for all its sales data.