01 n. The act of entering; entrance; as, the ingress of air into the lungs.
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1.
The act of entering; entrance; as, the ingress of air into the lungs.
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2.
Power or liberty of entrance or access; means of entering; as, all ingress was prohibited.
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3.
The entrance of the moon into the shadow of the earth in eclipses, the sun's entrance into a sign, etc.(Astron.)