+emigration.+ The outward passage of a wandering cell through the walls of a blood-vessel. +empyema.+ Pus in a cavity. +en or endo.+ Within, as in endocardium, inner lining of the heart. +encapsule.+ To inclose in a sheath. +endermatically.+ Within or through the skin. +endoneural.+ Within the nerve. +endosteum.+ Membrane covering bone surface in the medullary cavity. +endothelial.+ Pertaining to or consisting of endothelium. A lining cavity not communicating with the outer air. +enteroclysis.+ A high enema. +enterostomy.+ Establishing an artificial anus through the abdominal wall. +epidermis.+ The outer layer of the skin constituting the outer investment of the body. +epiphyseal.+ Pertaining to the epiphysis. +epiphysis.+ A piece of bone that in early life is separated from a long bone by cartilage, but later becomes part of the bone. +epithelial.+ Pertaining to epithelium. +epithelioma.+ A cancerous growth originating from squamous epithelium. +epithelium.+ The cells covering all cutaneous and mucous surfaces, together with the secreting cells of glands developed from the ectoderm. +erysipelas.+ An acute specific inflammation of the skin and subcutaneous tissues, accompanied by fever and constitutional disturbances. Caused by the streptococcus erysipelatos. +erythema.+ Redness of the skin. +eschar.+ A scar. +escharotic.+ A substance producing an eschar. +esia.+ Sensation, as in anesthesia, loss of sensation. +ethyl bromide.+ A colorless liquid, used for both general and local anesthesia. +ethyl chloride.+ A colorless liquid, whose spray produces local anesthesia. +etiology.+ Cause as related to disease. +eucaine.+ A synthetic compound capable of producing local anesthesia. +evacuated.+ Removal of waste material from the body. +evaporation.+ Turning into vapor. +eversion.+ Turning outward. Turning back an eyelid so as to expose the conjunctiva. Turning the inner border of the foot outward. +ex.+ Out of or from, as in exostosis, a bony outgrowth. +exacerbation.+ Increased severity of a disease or of its symptoms. +excretion.+ The product of a gland or of cells not useful to the economy, in contradistinction to secretion. +excoriation.+ Removal of the superficial protective layer of the skin or mucous membrane. +exfoliate.+ To strip off in layers. To desquamate. +exostosis.+ A bony tumor springing from bone. +extravasation.+ Effusion of fluid into the tissues. +F+ +facet.+ A small plane, articulating surface. +facient.+ To make, as in rubefacient, to make red. +facultative.+ Pertaining to functional or acquired power. +Faradic.+ Pertaining to induced electric currents. +fauces.+ The space between the cavity of the mouth and the pharynx. +felon.+ Paronychia. Whitlow. +femur.+ The thigh bone. +ferment.+ An organic substance which in small quantities is capable of setting up changes in another organic substance without itself undergoing much change.