Word Study
ingression
CIDE DICTIONARY
ingression, n. [L. ingressio: cf. F. ingression.].
Act of entering; entrance. Sir K. Digby. [1913 Webster]
ROGET THESAURUS
ingression
Ingress
N ingress, entrance, entry, introgression, influx, intrusion, inroad, incursion, invasion, irruption, ingression, penetration, interpenetration, illapse, import, infiltration, immigration, admission, insinuation, insertion, inlet, way in, mouth, door, barway, path, conduit, immigrant, incoming.For further exploring for "ingression" in Webster Dictionary Online