| 1. | a person who rises, esp. from bed: to be an early riser. |
| 2. | the vertical face of a stair step. |
| 3. | any of a group of long boards or narrow platforms that can be combined in stepwise fashion: The choir stood on a horseshoe of risers behind the orchestra. |
| 4. | a vertical pipe, duct, or conduit. |
| 5. | Metallurgy. a chamber or enlarged opening at the top of a mold for allowing air to escape or adding extra metal. |
| 6. | Nautical.
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| 1. | advancing, ascending, or mounting: rising smoke. |
| 2. | growing or advancing to adult years: the rising generation. |
| 3. | somewhat more than: The crop came to rising 6000 bushels. |
| 4. | in approach of; almost; well-nigh: a lad rising sixteen. |
| 5. | the act of a person or thing that rises. |
| 6. | an insurrection; rebellion; revolt. |
| 7. | something that rises; projection or prominence. |
| 8. | a period of leavening of dough preceding baking. |
| 9. | Chiefly South Midland and Southern U.S. a morbid swelling, as an abscess or boil. |
| 10. | Also called riser. Nautical. a stringer supporting the thwarts of an open boat. |