What is Intermuscular?

Intermuscular definition and meaning on Dictionary terms:
of or relating to muscle or the muscles: muscular strain.
dependent on or affected by the muscles: muscular strength.
having well-developed muscles; brawny.
vigorously and forcefully expressed, executed, performed, etc., as if by the use of a great deal of muscular power: a muscular response to terrorism.
broad and energetic, especially with the implication that subtlety and grace are lacking: a muscular style.
reflected in physical activity and work: a muscular religion.

Informal. having or showing power; powerful: a muscular vehicle.