Source : Webster's Revised Unabridged Dictionary (1913)

Docile \Doc"ile\, a. [L. docilis,fr. docere to teach; cf. Gr. ?,
   and L. discere to learn, Gr. ? learned, ? knowing: cf. F.
   docile. Cf. {Doctor}, {Didactic}, {Disciple}.]
   1. Teachable; easy to teach; docible. [Obs.]

   2. Disposed to be taught; tractable; easily managed; as, a
      docile child.

            The elephant is at once docible and docile. -- C. J.
                                                  Smith.

Source : WordNet®

docile
     adj 1: willing to be taught or led or supervised or directed; "the
            docile masses of an enslaved nation" [ant: {stubborn}]
     2: ready and willing to be taught; "docile pupils eager for
        instruction"; "teachable youngsters" [syn: {teachable}]
     3: easily handled or managed; "a gentle old horse, docile and
        obedient" [syn: {gentle}]