Diamètre (en. Diameter)
/dja.mɛ.tr/
Meaning & Definition
EnglishFrench
noun
Measure of the distance between two opposite points on a circle.
The diameter of the Earth is about 12,742 km.
Le diamètre de la Terre est d'environ 12,742 km.
Width of a cylinder or tube.
The diameter of the pipe is necessary for flow rate calculations.
Le diamètre du tuyau est nécessaire pour le calcul du débit.
Proportions of a circular geometric figure.
To draw a circle, you just need to know the diameter.
Pour dessiner un cercle, il suffit de connaître le diamètre.
Etymology
Comes from the Latin 'diametrus', which itself is derived from the Greek 'diametros', meaning 'measuring across'.
Common Phrases and Expressions
diameter and radius
Relation between the diameter and the radius of a circle, where the radius is half of the diameter.
diamètre et rayon
diameter of a tree
Measure of the width of a tree trunk, often used in forestry.
diamètre d'un arbre
internal/external diameter
Difference in measurement between the inside and outside of a tube or cylinder.
diamètre interne/externe
Related Words
circumference
Measure of the perimeter of a circle.
circonférence
radius
Distance from the center of a circle to its edge.
rayon
circle
Plane geometric figure with all points at an equal distance from a center.
cercle
Slang Meanings
In certain contexts, referring to a size or dimension considered exaggerated.
He has an ego diameter that reaches the stars.
Il a un diamètre d’égo qui touche les étoiles.
Can be humorously used to talk about a person's largeness.
She has an incredible appetite diameter.
Elle a un diamètre d'appétit incroyable.