A door or other means of entering.
Permission to enter.
The entrance of the Moon into the shadow of the Earth in eclipses, or the Sun's entrance into a sign, etc.
The act of entering.
To manifest or cause to be manifested in the temporal world; to effect ingression
To enter (a specified location or area)
To intrude or insert oneself
To enter into a zodiacal sign
A connected set of flights of stairs; a stairwell.
A flight of stairs; a stairway.
A set of locks (enclosed sections of waterway) mounted one above the next.
To modify (a signal, a graph, etc.) to reduce a smooth curve to a series of discrete steps.
To increase one's share in a co-ownership.