Meaning

• A shrine dedicated to some prophetic deity.

• A person such as a priest through whom the deity is supposed to respond with prophecy or advice.

• A prophetic response, often enigmatic or allegorical, so given.

• A person considered to be a source of wisdom.

  "a literary oracle"

• A wise sentence or decision of great authority.

• One who communicates a divine command; an angel; a prophet.

• A theoretical entity capable of answering some collection of questions.

• (Jewish antiquity) The sanctuary, or most holy place in the temple; also, the temple itself.

Meaning

• To utter oracles or prophecies.