noun · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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CMU ARPABET:M IH1 L AH0 M IY2 T ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
An SI/MKS unit of measure, the length of 1⁄1000 of a metre. Symbol: mm
Definition source: English Wiktionary via Wiktextract
Examples
Holonyms: centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre
Meronyms: picometre < nanometre < micrometre
Meaning relationships
Synonyms: mul:mm, mil, mill
Antonyms: none provided
2
noun
Meaning 2
a metric unit of length equal to one thousandth of a meter
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: millimeter, mm
Antonyms: none provided
Broader terms: metric linear unit
History
Etymology
From French millimètre, equivalent to milli- + metre.
Across languages
Translations
74 source translations are retained for this English entry.
Arabic:
مِلِّيمِتْر
(millīmitr)
— unit of measure
Armenian:
միլիմետր
(milimetr)
— unit of measure
Asturian:
milímetru
— unit of measure
Azerbaijani:
millimetr
— unit of measure
Belarusian:
мілімэ́тар
(milimétar)
— unit of measure
Bulgarian:
милиме́тър
(milimétǎr)
— unit of measure
Burmese:
မီလီမီတာ
(milimita)
— unit of measure
Catalan:
mil·límetre
— unit of measure
Chinese Cantonese:
毫米
(hou4 mai5)
— unit of measure
Chinese Cantonese:
公釐 /公厘
(gung1 lei4)
— unit of measure
Hakka Chinese:
毫米
(hò-mí)
— unit of measure
Hakka Chinese:
米釐米特 /米厘米特
(mi-li-mi-tèr)
— unit of measure
Chinese:
毫米
(zh-min-nan)
— unit of measure
Chinese:
公釐 /公厘
(kong-lî)
— unit of measure
Chinese Mandarin:
毫米
(háomǐ)
— unit of measure
Chinese Mandarin:
公釐 /公厘
(gōnglí)
— unit of measure
Czech:
milimetr
— unit of measure
Danish:
millimeter
— unit of measure
Dutch:
millimeter
— unit of measure
Esperanto:
milimetro
— unit of measure
Estonian:
millimeeter
— unit of measure
Faroese:
millimetur
— unit of measure
Finnish:
millimetri
— unit of measure
French:
millimètre
— unit of measure
Galician:
milímetro
— unit of measure
Georgian:
მილიმეტრი
(milimeṭri)
— unit of measure
German:
Millimeter
— unit of measure
Greek:
χιλιοστόμετρο
(chiliostómetro)
— unit of measure
Hindi:
मिलीमीटर
(milīmīṭar)
— unit of measure
Hindi:
सहस्रिमान
(sahasrimān)
— unit of measure
Hungarian:
milliméter
— unit of measure
Icelandic:
millimetri
— unit of measure
Ido:
milimetro
— unit of measure
Ingrian:
millimetra
— unit of measure
Interlingua:
millimetro
— unit of measure
Italian:
millimetro
— unit of measure
Japanese:
ミリメートル
(mirimētoru)
— unit of measure
Japanese:
ミリ
(miri)
— unit of measure
Khmer:
មិល្លីម៉ែត្រ
(millii-maet)
— unit of measure
Korean:
밀리미터
(millimiteo)
— unit of measure
Korean:
밀리
(milli)
— unit of measure
Lao:
ມິລິແມັດ
(mi li mæt)
— unit of measure
Latvian:
milimetrs
— unit of measure
Lithuanian:
milimetras
— unit of measure
Lü:
ᦙᦲᦟᦲᦙᦶᧆ
(miiliimaed)
— unit of measure
Macedonian:
милиме́тар
(milimétar)
— unit of measure
Malagasy:
milimetatra
— unit of measure
Norwegian Bokmål:
millimeter
— unit of measure
Norwegian Nynorsk:
millimeter
— unit of measure
Persian:
میلیمتر
(milimetr)
— unit of measure
Polish:
milimetr
— unit of measure
Portuguese:
milímetro
— unit of measure
Romanian:
milimetru
— unit of measure
Russian:
миллиме́тр
(millimétr)
— unit of measure
Sanskrit:
सहस्रिमान
(sahasrimāna)
— unit of measure
Scottish Gaelic:
milimeatair
— unit of measure
Serbo-Croatian:
мѝлиметар
— unit of measure
Serbo-Croatian:
mìlimetar
— unit of measure
Shan:
မိလ္လိမႅတ်
— unit of measure
Slovak:
milimeter
— unit of measure
Slovene:
milimeter
— unit of measure
Spanish:
milímetro
— unit of measure
Swahili:
milimita
— unit of measure
Swedish:
millimeter
— unit of measure
Tagalog:
milimetro
— unit of measure
Telugu:
మిల్లీమీటరు
(millīmīṭaru)
— unit of measure