1. (a.) Of or pertaining to a muscle, or to a system Of muscles; consisting of, or constituting, a muscle or muscles; as, muscular fiber.

2. (a.) Performed by, or dependent on, a muscle or the muscles.

3. (a.) Well furnished with muscles; having well-developed muscles; brawny; hence, strong; powerful; vigorous; as, a muscular body or arm.

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