1. Frequently repeated or customary action; habitual performance; a succession of acts of a similar kind; usage; habit; custom; as, the practice of rising early; the practice of making regular entries of accounts; the practice of daily exercise.
2. Customary or constant use; state of being used. Obsolete words may be revived when they are more sounding or more significant than those in practice. (Dryden)
3. Systematic exercise for instruction or discipline; as, the troops are called out for practice; she neglected practice in music.
4. Application of science to the wants of men; the exercise of any profession; professional business; as, the practice of medicine or law; a large or lucrative practice. Practice is exercise of an art, or the application of a science in life, which application is itself an art. (Sir W. Hamilton)
5. To do or perform frequently, customarily, or habitually; to make a practice of; as, to practice gaming. Incline not my heart . . . Practice wicked works.
6. To exercise, or follow, as a profession, trade, art, etc, as, to practice law or medicine.
7. To perform certain acts frequently or customarily, either for instruction, profit, or amusement; as, to practice with the broadsword or with the rifle; to practice on the piano. Performance of an act one or more times, with a view to its fixation or improvement; any performance of an act or behaviour that leads to learning.
8. To learn by practice; to form a habit. They shall practice how to live secure. (milton) Practice first over yourself to reign. (waller)
9. To apply theoretical science or knowledge, especially. By way of experiment; to exercise or pursue an employment or profession, esp. That of medicine or of law. am little inclined to practice on others, and as little that others should practice on me. (Sir W. Temple)
Origin: OE. Praktike, practique, F. Pratique, formerly also, practique, LL. Practica, fr. Gr, fr. Practical. See Practical, and cf. Pratique, Pretty.