semipennate
1. Having a feather arrangement on one side; resembling one-half of a feather. 2. Denoting certain muscles with fibers running at an acute angle from one side of a tendon. SYN: unipennate, demipenniform.

Medical dictionary. 2011.

Look at other dictionaries:

  • semipennate muscle — musculus semipennatus …   Medical dictionary

  • unipennate — semipennate. [uni + L. penna, feather] * * * uni·pen·nate .yü ni pen .āt adj having the fibers arranged obliquely and inserting into a tendon only on one side in the manner of a feather barbed on one side <a unipennate muscle> …   Medical dictionary

  • Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… …   Medical dictionary

  • musculus — SYN: muscle.For histologic description, see muscle. [L. a little mouse, a muscle, fr. mus (mur ), a mouse] musculi abdominis SYN: muscles of abdomen, under muscle. m. abductor [TA] SYN: abductor (muscle). m. abductor …   Medical dictionary

  • demipenniform — SYN: semipennate. * * * demi·pen·ni·form (dem″e penґĭ form) feather shaped as to one of the two margins; said of certain muscles …   Medical dictionary

  • semipenniform — Penniform on one side. See semipennate muscle. * * * semi·pen·ni·form (sem″e penґĭ form) penniform on one side; said of a muscle the fibers of which are attached to one side of the tendon …   Medical dictionary

  • musculus semipennatus — [TA] semipennate muscle: a muscle in which the fiber bundles approach the tendon of insertion from only one direction and are inserted through only a small segment of its circumference. Called also m. unipennatus [TA alternative] and unipennate… …   Medical dictionary

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