diameter
daɪˈæmɪtə
diameter: length of line through center
Images
Definition Synonyms

Definition of diameter - Reverso English Dictionary

Noun

1.
measurementthickness of circular object
  • The pipe has a diameter of 2 inches.
breadth thickness width
2.
mathematicsTECH.length of line through centerTECH.
  • Measure the diameter to find the circle's size.
chord circumference radius
3.
firearmsTECH.unit of measurement in firearms for the boreTECH.
  • The rifle has a diameter of .30 inches.
caliber gauge
4.
graph theoryTECH.maximum eccentricity in a graphTECH.
  • The graph's diameter is 3.
breadth span width
Add a suggestion |

Images of diameter

  • diameter: length of line through center
    length of line through center

Expressions with diameter

💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
the diameter of the inner surface of a hollow object
The inside diameter of the pipe determines how much fluid can flow through it.
distance across the inside of a circular or cylindrical object
The internal diameter of the pipe determines how much fluid can flow through.
distance across the outside of a round or hollow object
Check the pipe’s outside diameter before ordering the connector.
distance across the bottom surface or reference circle of an object
The base diameter of the cylinder must match the size of the stand.
diameter of the inside of a circular object
The inner diameter of the pipe is 5 cm.
largest diameter of circular or cylindrical objects
The major diameter of the screw is 5 mm.

Origin of diameter

Greek, dia (across) + metron (measure)

Terms with diameter included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
firearms
internal diameter or bore of a gun barrel
firearms
internal diameter of a gun barrel
enlarging
increase the diameter of a hole
narrow
decrease in diameter
geology
particle from 2 to 64 mm in diameter
IDacr.
acr: inside diameter
distance across the inside of a circle or tube
geology
particle greater than 256 mm in diameter
physics
tube with a very small internal diameter

Examples of diameter in a sentence

  • We need to calculate the diameter of the circle.
  • The diameter of the pipe needs to be measured accurately.
  • A larger diameter allows more water to flow through.
  • The shotgun's diameter was measured precisely.
  • They discussed the diameter specifications of the new firearm.
  • Calculating the diameter of the network was challenging.

View all translations of diameter

Click below to see the appropriate translations facing each meaning.
  1. French:diamètre, rayon, ...
  2. German:Durchmesser, Kaliber, ...
  3. Italian:diametro, calibro, ...
  4. Spanish:diámetro, calibre, ...
  5. Portuguese:diâmetro, ...
  6. Chinese:直径, 直线长度, ...
  7. Japanese:直径, ダイアメーター, ...
  8. Arabic:قُطْر, قَطْر السِبْطانَة, ...
  9. Hebrew:קוֹטֶר, קָלִיבֶּר, ...
  10. Russian:диаметр, ширина, ...
  11. Ukrainian:діаметр, калібр, ...
  12. Hindi:व्यास, डायमीटर, ...
Browse the dictionary entries starting with “d”:

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery