injection

(in-jek's hun) [L. injeciio.l The introduction of a medicinal substance or nutrient material, in fluid form, into the subcutaneous cellular ti ue {subcutaneous or hypodermic), the muscular ti ue {intramuscular), a vein (intravenous), the rectum {rectal i., clyster, or enema), the vagina {vaginal i., or douche), the urethra, or other canals or cavities of the body.