Meaning

• Displaying genius or brilliance; tending to invent.

  "This fellow is ingenious; he fixed a problem I didn't even know I had."

• Characterized by genius; cleverly done or contrived.

  "That is an ingenious model of the atom."

• Witty; original; shrewd; adroit; keen; sagacious.

  "He sent me an ingenious reply for an email."