n.
An organism, especially a fungus or microorganism, that lives inside a plant, in a parasitic or mutualistic relationship.
endophytic en'do·phyt'ic (-dō-fĭt'ĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.