名詞 ingress:

1. (astronomy) the disappearance of a celestial body prior to an eclipse
   同義詞：immersion
2. the act of entering
   同義詞：entrance, entering, entry, incoming

in.gress

n.（名詞）
Also in.gres.sion [n-grμsh.…n] A going in or entering.
也作 in.gres.sion [n-grμsh.…n] 進(jìn)入
Right or permission to enter.
進(jìn)入的權(quán)利或準(zhǔn)許
A means or place of entering.
進(jìn)入的方式或入口

來源：
Middle English ingresse
中古英語(yǔ) ingresse
from Latin ingressus [from past participle of] ingredo [to enter]
源自 拉丁語(yǔ) ingressus [] 源自ingredo的過去分詞 [進(jìn)入]
in- [in] * see in- 2
in- [走] *參見 in-2
grado [to step] * see ghredh-
grado [邁步] *參見 ghredh-