1. an organ, instrument, tool, for making or doing a thing, (Sophocles Tragicus), etc.:—;of a person, ἁπάντων ἀεὶ κακῶν ὄργ. (Sophocles Tragicus)

2. an organ of sense , (Plato Philosophus)

3. a musical instrument , (Plato Philosophus)

4. a surgical instrument , (Xenophon Historicus)

5. a work, product , λαί̈νεα Ἀμφίονος ὄργανα the stony works of Amphion, i. e. walls of Thebes, (Euripides) (ML)