the GNU version of the Collaborative International Dictionary of English
adj. Capable of being masticated.
The Century Dictionary and Cyclopedia
Capable of being chewed; susceptible of mastication.
Word Usage
"Such carrots! small, cadaverous, brick-coloured things, no bigger than a cork, as dry, as masticable, and, still like a cork, with little save a _smell_ to commend their indulgence."