the GNU version of the Collaborative International Dictionary of English
n. The eating of plants.
The Century Dictionary and Cyclopedia
n. The habit of feeding on plants; a phytophagous regimen.
Word Usage
"The man who uses my Roget to find a synonym let us say for thanking for a ` meal 'will come up with such grotesquely inappropriate variants as: manducation, scoff, phytophagy, refection, and spread."