Penlight (noun)

A small, handheld flashlight that is shaped like a pen and can be easily carried in a pocket or purse.

Origin:

Derived from the combination of the words 'pen' and 'light'.

Examples:

1. A penlight is a convenient tool for many professionals, such as doctors, mechanics, or electricians, who need a portable source of light.
2. Penlights are often used in medical exams to check pupils or inspect throats and ears.
3. Some penlights are equipped with specialized lenses, such as ultraviolet or red light filters, to enhance their usefulness in specific applications.
4. Penlights are often used as backup lights in emergency situations, such as power outages or car breakdowns.
5. Penlights are also popular with hobbyists and artists, who use them for illuminating dark spaces, or as a light source when sketching or drawing.