adjective
Definition: Relating to a philosophy that teaches self-control and indifference to pleasure or pain; showing no emotion or feeling even in difficult situations.
Example: Despite the challenges he faced, he remained stoic and did not show any signs of distress.
noun
Definition: A person who follows a philosophy that teaches self-control and acceptance of all things, believing that happiness comes from virtue and that one should remain calm in the face of joy or suffering.
Example: Despite facing many challenges, she remained a stoic, never showing her emotions.