Definition of legend for English Language Learners. : 1  a story from the past that is believed by many people but cannot be proved to be true. : 2  a famous or important person who is known for doing something extremely well. : 3  a list that explains the symbols on a map.
glaÂ·cis. n. pl. glacis. 1. a. A gentle slope; an incline. b. A slope extending down from a fortification.
Read further to learn how this condition can be one of the more serious and aggressive forms of glaucoma - but yet perhaps the first to be cured. Introduction Pseudoexfoliation syndrome (Also referred to as XFS, PEX, or PXF) and Pseudoexfoliation glaucoma (XFG) is a spectrum of conditions that was first noticed by ophthalmologists in 1917. It is described as almost microscopic particles which are either white, grey, or granular flakes resembling dandruff and that appear around the surface of the lens and many other eye structures.