| 1. | Nautical.
|
| 2. | the place or post of control: A stern taskmaster was at the helm of the company. |
| 3. | to steer; direct. |

| 1. | Also, heaume. Also called great helm. a medieval helmet, typically formed as a single cylindrical piece with a flat or raised top, completely enclosing the head. |
| 2. | Archaic. a helmet. |
| 3. | to furnish or cover with a helmet. |
| HELM Health and Environment Library Modules |