tonus

/ˈtoʊnəs/

Definitions of tonus

1. noun

   the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli
   synonyms: tone, tonicity

   types:

   catatonia

   extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia

   muscle tone, muscular tonus

   normal tonicity of the muscles

   myotonia

   abnormally long muscular contractions; slow relaxation of a muscle after a contraction

   hypertonia, hypertonicity, hypertonus

   (of muscular tissue) the state of being hypertonic

   hypotonia, hypotonicity, hypotonus

   (of muscular tissue) the state of being hypotonic

   acromyotonia

   myotonia of the extremities only; causes spastic deformity of the hand or foot

   Thomsen's disease, myotonia congenita

   a mild, rare, congenital form of myotonia characterized by muscle stiffness

   type of:

   tautness, tenseness, tension, tensity

   the physical condition of being stretched or strained