Define Latissimus

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Definition of latissimus - either of a pair of large, roughly triangular muscles covering the lower part of the back, extending from the sacral, lumbar, and..A broad, flat muscle on each side of the midback, the action of which draws the arm backward and downward and rotates the front of the arm toward the body. Origin of latissimus dorsi. < New Latin: literally, the broadest muscle of the back..Latissimus dorsi. [New Latin ltissimus dors : Latin ltissimus, superlative of ltus, wide + Latin dors, genitive of dorsum, back.] Planking activates the neutral spine, latissimus dorsi, abdominal muscles and gluteal muscles that help stabilize the spine Figure 5 ..