Dictionary.com
definitions

koilocyte

[koi′lə-sīt′]
n.
  1. A squamous cell, often binucleate and having a perinuclear hole, characteristic of genital warts.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.