practice Definition

practice
noun

1. The process of carrying something out.

Example: put ideas into practice
Thesaurus: action use, operation.
2. A habit, activity, procedure or custom

Example: Don't make a practice of it!
Thesaurus: custom, tradition, convention, habit, routine, way, method, way, procedure, wont, mode, modus operandi, manner, fashion, policy.
3. Repeated exercise to improve technique in an art or sport, etc.
4. The business or clientele of a doctor, dentist, lawyer, etc.

Idiom: be in practice (be out of practice)

To have maintained, or failed to maintain, one's skill in an art or sport, etc.

Etymology: 16c: from practise.

Info:

In British English, practice is the spelling of the noun, and practise the verb. American English uses practice for both.

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practise
practice
verb practised, practising

tr & intr
1. To do exercises repeatedly in (an art or sport, etc) so as to improve one's performance.

Thesaurus: rehearse, prepare, drill, train, run through, repeat, perfect, discipline, exercise, warm up.
2. To make a habit of something.

Example: practise self-control
Thesaurus: put into effect, put into practice, carry out, engage in, pursue, perform, undertake, execute, implement.
3. To go in for something as a custom.

Example: tribes that practise bigamy
4. To work at or follow (an art or profession, especially medicine or law).
5. To perform (a wrongful act) against someone.

Example: He practised a cruel deception on them

Etymology: 15c: from Latin practicare, from Greek praktikos practical work.