Definition of "staircase" in 英语

noun

1. A flight of stairs; a stairway.

2. A connected set of flights of stairs; a stairwell.

3. A set of locks (enclosed sections of waterway) mounted one above the next.

verb

1. (transitive) To modify (a signal, a graph, etc.) to reduce a smooth curve to a series of discrete steps.

2. (real estate) To increase one's share in a co-ownership.