tipburn: Meaning and Definition of

tip•burn

Pronunciation: (tip'bûrn"), [key]
— n. Plant Pathol.
  1. a disease of lettuce, potatoes, and other plants, characterized by browning of the tips and edges of the leaves, resulting from any of several environmental factors, as excessive heat and humidity.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.