phagedenic ulcer
(Science: dermatology) A rapidly spreading ulcer attended by the formation of extensive sloughing.
Synonym: perambulating ulcer, sloughing ulcer, ulcus ambulans.
Origin: L. Phagedaena, Gr Phago, To eat.
Dictionary > Phagedenic ulcer
You will also like...

The Origins of Life
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..

Plant Water Regulation
Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..

Chromosomes X and Y and Sex Determination
This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..

The Evolution of Cell Organelles
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..

Arthropods
The arthropods were assumed to be the first taxon of species to possess jointed limbs and exoskeleton, exhibit more adva..

Muscle
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..