rod

noun

ˈräd 

1

a(1)

: a straight slender stick growing on or cut from a tree or bush

(2)

: osier

(3)

: a stick or bundle of twigs used to punish

also : punishment

(4)

: a shepherd's cudgel

(5)

: a pole with a line and usually a reel attached for fishing

b(1)

: a slender bar (as of wood or metal)

(2)

: a bar or staff for measuring

(3)

: scepter

also : a wand or staff carried as a badge of office (as of marshal)

2

a

: a unit of length see Weights and Measures Table

b

: a square rod

3

: any of the long rod-shaped photosensitive receptors in the retina responsive to faint light compare cone sense 3a

4

: a rod-shaped bacterium

5

slang : handgun

rodless

ˈräd-ləs 

adjective

rodlike

ˈräd-ˌlīk 

adjective

Synonyms

• bastinado
• bastinade
• bat
• baton
• billy
• billy club
• bludgeon
• cane
• club
• cudgel
• nightstick
• rung [Scottish]
• sap
• shillelagh
• shillalah
• staff
• truncheon
• waddy [Australian]

Examples of rod in a Sentence

arrested for using a rod on his dogs in violation of the state's animal cruelty laws

Recent Examples on the Web

Rather than using a pair of forceps to pull out a green glowy rod – again, à la Homer Simpson – the entire core is simply removed and replaced with another sealed core containing the next batch of recycled nuclear fuel. —New Atlas, 26 Oct. 2024

This rack has a rod for clothing hangers and three shelves for all your shoes and accessories. —Lauren Arzbaecher, Architectural Digest, 24 Oct. 2024

Presumably, the Ranger Raptor’s axles and CV joints and tie rods and ball joints must be able to handle additional load after all. —Michael Teo Van Runkle, Forbes, 20 Oct. 2024

Then follow these steps: Bend the young shoot to the ground and use a rod to mark the spot where the shoot touches the ground. —Luke Miller, Better Homes & Gardens, 18 Oct. 2024

Word History

Etymology

Middle English, from Old English rodd; akin to Old Norse rudda club

First Known Use

before the 12th century, in the meaning defined at sense 1a(1)

Phrases Containing rod

• connecting rod
• control rod
• Cuisenaire rod
• divining rod
• dowsing rod
• fly rod
• hot rod
• leveling rod
• lightning rod
• piston rod
• rod of Aesculapius
• rod of Asclepius
• rule with a rod of iron
• spinning rod
• tie-rod
• traverse rod
• withe rod

Kids Definition

rod

noun

ˈräd 

1

a

: a straight slender stick or bar

b

: a stick or bundle of twigs used in whipping a person

c

: a pole with a line and usually a reel attached for fishing

2

a

: a unit of length see measure

b

: a square rod

3

: any of the cells in the retina that are shaped like rods and respond to dim light

4

slang : handgun

rodless

-ləs 

adjective

rodlike

-ˌlīk 

adjective

Medical Definition

rod

noun

ˈräd 

1

: a straight slender pole or bar

2

: any of the long rod-shaped photosensitive receptors in the retina responsive to faint light compare cone sense 2a

3

: a bacterium shaped like a rod