| life span |
the length of time that an individual of any species lives or can be expected to live. |
| lifestyle |
the general mode of living of a person or group, including attitudes, occupational and class characteristics, financial priorities, possessions, and the like. |
| lifetime |
the time during which a person's life continues. [3 definitions] |
| lift |
to move (something) upward; raise. [12 definitions] |
| lift a finger |
to make an attempt to work or help. |
| liftoff |
the moment of launching a missile or rocket, or the motion itself. |
| ligament |
a band of fibrous tissue that connects bones or supports muscles or organs. |
| light1 |
electromagnetic radiation, esp. from the sun, that enables one to see objects. [13 definitions] |
| light2 |
not heavy, full, intense, or forceful. [9 definitions] |
| light bulb |
an incandescent electric light, or the bulb-shaped glass housing that encloses its filament. |
| lighten1 |
to become brighter or increasingly light in color. [3 definitions] |
| lighten2 |
to reduce the weight of. [6 definitions] |
| lighthearted |
cheerful or gay; carefree. |
| lighthouse |
a tower or other high structure with a flashing light for directing ships and warning them of hazards such as reefs. |
| lighting |
type and arrangement of artificial illumination and the effects it creates. [3 definitions] |
| lightly |
with little weight or force. [4 definitions] |
| lightning |
natural electricity produced in thunderstorm clouds and appearing as a bright flash or streak of light in the sky. [3 definitions] |
| lightning bug |
a firefly. |
| light pen |
an electronic device that can detect light and dark areas on a computer screen. It is used to select objects on the screen. |
| light switch |
a device, especially one on a wall or lamp, that is manipulated in order to turn a light on or off. |
| light-year |
a unit of distance equal to the distance light can travel in a year, or approximately six trillion miles. |