n.
Pronunciation: ' in- ˌ gres
Function: noun
Etymology: Middle English, from Latin ingressus, from ingredi
Date: 15th century
1 : the act of entering : ENTRANCE <the seal prevents ingress of moisture>
2 : the power or liberty of entrance or access <an area with restricted ingress >
– in · gres · sion \ in- ' gre-sh ə n \ noun