a slim cylinder of metal, wood, etc; stick or shaft a switch or bundle of switches used to administer corporal punishment any of various staffs of insignia or office power, esp of a tyrannical kind: a dictator's iron rod a straight slender shoot, stem, or cane of a woody plant - See fishing rod
- Also called: pole, perch
a unit of length equal to 5 yards a unit of square measure equal to 30 square yards a metal shaft that transmits power in axial reciprocating motion
Compareshaft 5 - another name (esp US) for
staff 1 8 - Also called: retinal rod
any of the elongated cylindrical cells in the retina of the eye, containing the visual purple (rhodopsin), which are sensitive to dim light but not to colour
Comparecone 5 any rod-shaped bacterium - a vulgar slang word for penis
slang name forpistol 1 - short for hotrod
WordReference Random House Learner's Dictionary of American English © 2025
rod /rɑd/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- a long straight stick, wand, or staff.
- a slender bar or tube for draping towels over, etc.
rod
(rod),USA pronunciation n., v., rod•ded, rod•ding.
n.
n.
- a stick, wand, staff, or the like, of wood, metal, or other material.
- Botanya straight, slender shoot or stem of any woody plant, whether still growing or cut from the plant.
- See fishing rod.
- Building(in plastering or mortaring) a straightedge moved along screeds to even the plaster between them.
- Weights and Measuresa stick used for measuring.
- Weights and Measuresa unit of linear measure, 5
1 ⁄2 yards or 161 ⁄2 feet (5.029 m);
linear perch or pole. - Weights and Measuresa unit of square measure, 30
1 ⁄4 square yards (25.29 sq. m);
square perch or pole. - a stick, or a bundle of sticks or switches bound together, used as an instrument of punishment.
- punishment or discipline:Not one to spare the rod, I sent him to bed without dinner.
- a wand, staff, or scepter carried as a symbol of office, authority, power, etc.
- authority, sway, or rule, esp. when tyrannical.
- BuildingSee lightning rod.
- a slender bar or tube for draping towels over, suspending a shower curtain, etc.
- Biblea branch of a family;
tribe. - Furniturea pattern, drawn on wood in full size, of one section of a piece of furniture.
- Slang Terms
- a pistol or revolver.
- [Vulgar.]the penis.
- Anatomyone of the rodlike cells in the retina of the eye, sensitive to low intensities of light. Cf. cone (def. 5).
- Microbiology[Bacteriol.]a rod-shaped microorganism.
- SurveyingAlso called leveling rod, stadia rod. a light pole, conspicuously marked with graduations, held upright and read through a surveying instrument in leveling or stadia surveying.
- Metallurgyround metal stock for drawing and cutting into slender bars.
- Buildingto furnish or equip with a rod or rods, esp. lightning rods.
- Buildingto even (plaster or mortar) with a rod.
- Metallurgyto reinforce (the core of a mold) with metal rods.
- bef. 1150; Middle English rodd, late Old English; akin to Old Norse rudda club
v.t.
rod′like′, adj.
- a male given name, form of Roderick or Rodney.
Collins Concise English Dictionary © HarperCollins Publishers::
'rod' also found in these entries (note: many are not synonyms or translations):
-bacter
- AHRA
- Aaron's rod
- Arthrobacter
- Black Rod
- Cape Cod lighter
- Cuisenaire rod
- Laver
- abacus
- achromobacter
- actinobacillus
- actinomycete
- aerobacter
- agrobacteria
- alcaligenes
- angler
- angling
- anthropometer
- applicator
- arch head
- azotobacter
- bacillary
- bacillus
- backcast
- backsight
- bacteria
- bacteroid
- bacteroides
- baculiform
- baculine
- baguette
- bait casting
- bar
- barbell
- barrel bolt
- baton
- belay
- belemnite
- bend
- big end
- birch
- bobstay
- bolt
- bott
- bow
- box bolt
- branding iron
- brucella
- burin
- bushing