rod cell

Definition of Rod Cell in English :

1. retinal rod, rod, rod cell

a visual receptor cell that is sensitive to dim light

WordNet Lexical Database for English. Princeton University. 2010.

Rod Cell

1. A thin straight piece or bar of material, such as metal or wood, often having a particular function or use, as:

a. A fishing rod.

b. A piston rod.

c. An often expandable horizontal bar, especially of metal, used to suspend household items such as curtains or towels.

d. A leveling rod.

e. A lightning rod.

f. A divining rod.

g. A measuring stick.

h. One of the horizontal elements in a truss system underneath a rail car, especially a freight car.

2. A shoot or stem cut from or growing as part of a woody plant.

a. A stick or bundle of sticks or switches used to give punishment by whipping.

b. Punishment; correction.

a. A scepter, staff, or wand symbolizing power or authority.

b. Power or dominion, especially of a tyrannical nature: "under the rod of a cruel slavery" (John Henry Newman).

5. Abbr. rd

a. A linear measure equal to 5.5 yards or 16.5 feet (5.03 meters). Also called pole².

b. The square of this measure, equal to 30.25 square yards or 272.25 square feet (25.30 square meters).

6. Anatomy Any of various rod-shaped cells in the retina that respond to dim light. Also called rod cell.

7. Microbiology An elongated bacterium; a bacillus.

8. Slang A pistol or revolver.

9. Vulgar Slang A penis, especially when erect.

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