- Introduction of a medicinal substance or nutrient material into subcutaneous tissue (subcutaneous or hypodermic injection), muscular tissue (intramuscular injection), a vein (intravenous injection), an artery (intraarterial injection), the rectum (rectal injection or enema), the vagina (vaginal injection or douche), the urethra, or other canals or cavities of the body.
- An injectable pharmaceutical preparation.
- Congestion or hyperemia.
[L. injectio, a throwing in, fr. in-jicio, to throw in]
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.