'Diarthrosis' definitions:

Definition of 'diarthrosis'

(from WordNet)
noun
A joint so articulated as to move freely [syn: synovial joint, articulatio synovialis, diarthrosis]

Definition of 'Diarthrosis'

From: GCIDE
  • Diarthrosis \Di`ar*thro"sis\, n. [NL., fr. Gr. ?, fr. ? to joint, articulate; dia` through, asunder + ? to fasten by a joint, 'a`rqron joint.] (Anat.) A form of articulation which admits of considerable motion; a complete joint; abarticulation. See Articulation. [1913 Webster]