English noun: riser | |||
| 1. | riser (person) a person who rises (especially from bed) | ||
| Samples | He's usually a late riser. | ||
| Broader (hypernym) | individual, mortal, person, somebody, someone, soul | ||
| Narrower (hyponym) | early bird | ||
| 2. | riser (artifact) a vertical pipe in a building | ||
| Synonyms | riser main, riser pipe, riser pipeline | ||
| Broader (hypernym) | pipage, pipe, piping | ||
| 3. | riser (artifact) structural member consisting of the vertical part of a stair or step | ||
| Broader (hypernym) | structural member | ||
| Part meronym | stair, step | ||