n. the action of ingesting, or consuming something orally, whether it be food, drink, medicine, or other substance. It is usually referred to as the first step of digestion.
the GNU version of the Collaborative International Dictionary of English
n. The act of taking or putting into the stomach.
The Century Dictionary and Cyclopedia
n. The act of throwing, putting, or taking in, as into the stomach: as, the ingestion of milk or other food: opposed to egestion.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the process of taking food into the body through the mouth (as by eating)
Word Usage
"If, on the other hand, the patient initially experiences coughing, choking, or vomiting, or if the ingestion is intentional, referral to a health care facility for evaluation is necessary. 11"