the GNU version of the Collaborative International Dictionary of English
adj. Easily taught or managed; teachable.
The Century Dictionary and Cyclopedia
Docile; tractable; ready to be taught; easily taught or managed.
That may be imparted by teaching; communicable.
Word Usage
"This confirms to me what I have heard remarked, That there is a docible season, a learning-time, as I may say, for every person, in which the mind may be led, step by step, from the lower to the higher,"