ingestion /ɪnˈd͡ʒɛst͡ʃən/ noun4 •The process 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 process of ingesting something into a jet engine or an instance. •Any intake of a substance into an organism.The common modes of ingestion in forensic settings are oral ingestion, injection, and smoking — 2022 •Intake of data into a computer system.Ingestion is the first step of your big data pipeline. You will have to onboard the data in your instance of Spark, whether it is in local mode or cluster mode. — 2020 formsingestions