Mach

See also: mach, Mach., mách, and mạch

English

Pronunciation

• (Received Pronunciation)
  • IPA^(key): /mɑːk/, /mæk/, /maːx/

Proper noun

Mach

1. Ernst Mach, Austrian physicist 1838 - 1916.

Noun

Mach (uncountable)

1. (physics) a ratio of the speed (of an object, etc.) to the speed of sound in the fluid or other medium through which the object travels. Usually used to describe supersonic speeds; the Mach number.

   The jet traveled at Mach 3.

Usage notes

• Never plural.
• Always precedes the number, as in the example above.

Translations

ratio — See also translations at Mach number

• Dutch: mach (nl) m, f
• Finnish: Mach
• German: Mach n

• Portuguese: Mach m
• Spanish: Mach

Anagrams

• ACMH, Cham, HAMC, HMAC, cham

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Finnish

Noun

Mach

1. Mach

   Hävittäjäkoneiden nopeus ilmaistaan usein Macheina.

   The speed of fighter planes is often expressed in Mach.

Declension

Inflection of Mach (Kotus type 5/risti, no gradation)
nominative		Mach	Machit
genitive		Machin	Machien
partitive		Machia	Macheja
illative		Machiin	Macheihin
		singular	plural
nominative		Mach	Machit
accusative	nom.	Mach	Machit
	gen.	Machin
genitive		Machin	Machien
partitive		Machia	Macheja
inessive		Machissa	Macheissa
elative		Machista	Macheista
illative		Machiin	Macheihin
adessive		Machilla	Macheilla
ablative		Machilta	Macheilta
allative		Machille	Macheille
essive		Machina	Macheina
translative		Machiksi	Macheiksi
instructive		—	Machein
abessive		Machitta	Macheitta
comitative		—	Macheineen

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Italian

Noun

Mach m (invariable)

1. Mach (number)

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Polish

Etymology

From truncation of personal names beginning with Ma- (e.g. Marcin, Maciej, Małomir) +‎ -ch. Alternatively, from machać.

Pronunciation

• IPA^(key): /max/

Proper noun

Mach m pers, f

1. A masculine surname​.
2. A feminine surname​.

Declension

Masculine surname:

declension of Mach

	singular	plural
nominative	Mach	Machowie
genitive	Macha	Machów
dative	Machowi	Machom
accusative	Macha	Machów
instrumental	Machem	Machami
locative	Machu	Machach
vocative	Machu	Machowie

The feminine surname is indeclinable.

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Portuguese

Noun

Mach m (plural Machs)

1. (physics) Mach (ratio of speed to the speed of sound)

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Unserdeutsch

Etymology

From German Macht.

Noun

Mach

1. might, power