Final answer:
The definition of 'ingress' in sentence 22 is the act of entering or gaining access to a place or event.
Step-by-step explanation:
In sentence 22, the word 'ingress' refers to the act of entering or gaining access to a place or event. It is often used to describe the process of entering a building or a specific area. For example, in the sentence 'After showing her ticket at the entrance, Jane made her ingress into the concert hall,' 'ingress' highlights Jane's act of entering the concert hall.