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• metro
  metro

  noun

  the underground electric railway of Paris, France, Montreal, Canada, Washington, D.C., and other cities.
• metro-
  metro-

  a combining form meaning “measure,” used in the formation of compound words.

metro

¹ American  

[me-troh] / ˈmɛ troʊ /

noun

(often initial capital letter)

plural

metros

1. the underground electric railway of Paris, France, Montreal, Canada, Washington, D.C., and other cities.

2. subway.

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metro ² American  

[me-troh] / ˈmɛ troʊ /

adjective

1. metropolitan.

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noun

plural

metros

1. metropolis.

2. (often initial capital letter) the government or jurisdiction of a large city.

metro- ³ American  

1. a combining form meaning “measure,” used in the formation of compound words.

   metronome.

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metro- ⁴ American  

1. a combining form meaning “uterus,” used in the formation of compound words.

   metrorrhagia.

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metro- ⁵ American  

1. a combining form representing metropolis or metropolitan in compound words.

   metroflight; metroland; Metroliner.

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metro- ¹ British  

combining form

1. indicating the uterus

   metrorrhagia

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metro- ² British  

combining form

1. indicating a measure

   metronome

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metro ³ British  

/ ˈmɛtrəʊ, metro /

noun

1. an underground, or largely underground, railway system in certain cities, esp in Europe, such as that in Paris

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Etymology

Origin of metro¹

1900–05; < French métro, short for chemin de fer métropolitain metropolitan railroad

Origin of metro²

First recorded in 1900–05; by shortening; or independent use of metro- ³

Origin of metro-³

Combining form representing Greek métron measure

Origin of metro-⁴

Combining form representing Greek mḗtra womb

Related Words

• rail line
• railway
• subway