Rotate as an extremity

• Turn down, as one's palm
• Rotate down, as one's palm
• Turn the palm facing down
• Bent
• Rotate inward while walking, as one's foot
• Rotate the hand, in a way

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Pronate \Pro"nate\, a. [L. pronatus, p. p. of pronare to bend forward. See Prone.] Somewhat prone; inclined; as, pronate trees. --Kane.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1848 (adj.); 1819 (v.), from Late Latin pronatus , past participle of pronare "to bend forward," from pronus "prone" (see prone ). Related: Pronated ; pronating .

WordNet Word definitions in WordNet
v. turn the forearm or the hand so that the palm is directed downwards