Dictionary

diameter en · NOUN

Pronunciation

• dī-ăm'ĭtər (General-American)
• /daɪˈæmɪtə(ɹ)/ (Received-Pronunciation)
• /daɪˈæmədɚ/ (General-American)
• (US) audio
• /daɪˈæmɪdɚ/ (General-American)

Etymology

Etymology tree Proto-Indo-European *dwóh₁ ▲ Proto-Indo-European *trísinflu. Proto-Indo-European *dwísder. Ancient Greek διά (diá) Ancient Greek δῐᾰ- (dĭă-) Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron) Ancient Greek διάμετρος (diámetros)bor. Latin diametros Old French diametre English diameter From Old French diametre (French diamètre), from Latin diametros, from Ancient Greek διάμετρος (diámetros) (γραμμή (grammḗ)) (diametros grammē, “line measuring across”), from διά (diá, “across”) + μέτρον (métron, “measure”). By surface analysis, dia- + -meter.

Meanings

1. Any straight line between two points on the circumference of a circle that passes through the center of the circle; a chord that passes through the center of the circle.
2. The length of such a line.
   • In cases without good face contact, the diameter of the toolholder at the front of the flange or the tool itself should not be any larger than the gage diameter of the toolholder shank from a bending stiffness viewpoint. 2005, David A. Stephenson, John S. Agapiou, Metal Cutting Theory and Practice, page 280:
   • Viable non-malformed singleton pregnancies were selected for cerebellar measurements; transcerebellar diameter, (TCD), left and right cerebellar diameters (LCD, RCD). 2015 October 23, “Periconception Maternal Folate Status and Human Embryonic Cerebellum Growth Trajectories: The Rotterdam Predict Study”, in PLOS ONE, →DOI:
3. The maximum distance between any two points in a metric space.
4. The maximum eccentricity over all vertices in a graph.

Forms

Deriveds

minor diameter · internal diameter · aerodiameter · inner diameter · inside diameter · circumdiameter · tactical diameter · multidiameter · major diameter · diameterwise

Relateds

diametric · semidiameter · circumference · diametrically · radius

Translations (133)

km អង្កត់ផ្ចិត (line) · sh prečnik (line) · sl premer (line) · io diametro (line) · vi đường kính (line) · gl diámetro (length of this line) · ko 지름 (line) · tl diyametro (length of this line) · pl średnica (length of this line) · ja 直径 (line) · hi व्यास (length of this line) · es diámetro (line) · el διάμετρος (length of this line) · gl diámetro (line) · sh пречник (length of this line) · ca diàmetre (length of this line) · mi whitianga (line) · lb Duerchmiesser (line) · uk діа́метр (line) · mk дијаметар (length of this line) · da tværmål (line) · nn diameter (length of this line) · uk попере́чник (line) · ru диа́метр (length of this line) · id diameter (line) · nl diameter (length of this line) · kmr tîre (length of this line) · wa diyamete (line) · bg диаметър (line) · cmn 直徑 /直径 (length of this line) · mk пречник (length of this line) · ko 직경 (length of this line) · yue 直徑 /直径 (line) · ru диа́метр (line) · iqu acajinacúraji (line) · tl diyametro (line) · sv diameter (line) · sk priemer (line) · ga trastomhas (length of this line) · de Durchmesser (line) · hi व्यास (line) · af deursnee (line) · kn ವ್ಯಾಸ (line) · th เส้นผ่าศูนย์กลาง (line) · ceb latastid (line) · fa گنج (line) · de Durchmesser (length of this line) · ms garis pusat (line) · ar قُطْر (length of this line) · mk дијаметар (line) · cmn 直徑 /直径 (line) · ar قُطْر (line) · ht dyamèt (line) · nn diameter (line) · az diametr (line) · sh пречник (line) · de Diameter (line) · eo diametro (line) · et diameeter (line) · fr diamètre (line) · la diametros (line) · wa diyamete (length of this line) · fa قطر (line) · ka დიამეტრი (line) · be дыя́метр (line) · cy diamedr (line) · ga lárlíne (line) · ur قطر (line) · rgn diàmetar (line) · nb diameter (line) · eu diametro (line) · nl doorsnede (length of this line) · yi דיאַמעטער (line) · ms diameter (line) · it diametro (length of this line) · hu átmérő (line) · hy տրամագիծ (line) · bn ব্যাস (length of this line) · sw kipenyo (length of this line) · ro diametru (line) · gu વ્યાસ (line) · lv diametrs (line) · sh промјер (line) · nl middellijn (line) · ms diameter (length of this line) · cs průměr (length of this line) · bn ব্যাস (line) · pt diâmetro (line) · da diameter (line) · el διάμετρος (line) · fa گنج دوله (line) · pl średnica (line) · sv diameter (length of this line) · fo tvørmál (line) · cy diamedr (length of this line) · da diameter (length of this line) · fa ترامون (line) · ht dyamèt (length of this line) · ru попере́чник (line) · hy տրամագիծ (length of this line) · it diametro (graph theory) · it diametro (line) · de Diameter (length of this line) · es diámetro (length of this line) · is þvermál (line) · ca diàmetre (line) · kn ವ್ಯಾಸದ ಉದ್ದ (length of this line) · lt diametras (line) · yue 直徑 /直径 (length of this line) · sh prečnik (length of this line) · nb diameter (length of this line) · ckb تیرە (line) · mr व्यास (line) · th เส้นผ่านศูนย์กลาง (line) · ms garis pusat (length of this line) · pt diâmetro (length of this line) · cs průměr (line) · mk пречник (line) · he קוטר (length of this line) · kn ವ್ಯಾಸ (length of this line) · tr çap (line) · fr diamètre (length of this line) · sh promjer (line) · tl bantod (line) · he קוטר (line) · fi läpimitta (length of this line) · grc διάμετρος (line) · kmr tîre (line) · ja 直径 (length of this line) · sw kipenyo (line) · fi halkaisija (line) · tl bantod (length of this line) · nl diameter (line)