rod-n; 5 Senses

Sense Number 1: any elongated, pole-like tool or implement

Commentary: ROD[+entity][+artifact][+tool][+pole][+fishing/+lightening/+divining/+shepherding/+ceremonial]

John received a new fishing rod for his birthday.
Some of those farmers have tried divining rods to locate underground springs.
These small sailboats do not have lightening rods on their masts.
Spare the rod and spoil the child. (a stick used for corporal punishment)
The rod in the hand of this statue of a pharaoh represents his kingly powers.
The shepherd used his rod to help him climb down the steep mountain slope.
The rod transmits motion from the piston to the crankshaft.

WordNet 3.0 Sense Numbers: 1

Sense Number 2: a linear unit of measurement, 16.5 feet

Commentary: ROD[+quantity][+measure][+unit][+linear][+feet][+16.5]

That fence is approximately five rods long.
A rod is equal to 16.5 feet.
How many feet are there in two square rods?

WordNet 3.0 Sense Numbers: 3, 4

Sense Number 3: a bacterium with an elongated shape

Commentary: ROD[+entity][+organism][+bacterium][+elongated]

The tiny rods under the microscope were specimens of a lethal bacteria.
Most bacteria are shaped as either spheres, spirals or rods.

WordNet 3.0 Sense Numbers: 2

Sense Number 4: photosensitive cells in the retina that enable monochrome vision in dim light

Commentary: ROD[+entity][+organism][+component][+cell][+photosensitive][+monochrome][+dim][+lighting]

The cones are good color receptors and the rods are sensitive to dim light.
The rods in the eye do not detect color.

WordNet 3.0 Sense Numbers: 5

Sense Number 5: slang usage for a pistol or gun

Commentary: ROD[+entity][+artifact][+weapon][+pistol]

THe gangster was packing a rod in his overcoat.
They left their rods at the hat check of the speakeasy.

WordNet 3.0 Sense Numbers: 6