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• chrono
  chrono

  noun

  chronometer.
• chrono-
  chrono-

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

chrono

¹ American  

[kron-oh] / ˈkrɒn oʊ /

noun

plural

chronos

1. chronometer.

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chrono- ² American  

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

   chronometer.

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chrono- British  

combining form

1. indicating time

   chronology

   chronometer

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Usage

What does chrono- mean? Chrono- is a combining form used like a prefix meaning “time.” It is used in some scientific and medical terms. Chrono- comes from the Greek chrónos, meaning “time.” The adjective chronic, meaning "constant" or "habitual," also derives from this root. What are variants of chrono-?When combined with words or word elements that begin with a vowel, chrono- becomes chron-, as in chronaxie (using the French equivalent of the form).

Etymology

Origin of chrono¹

By shortening; see -o

Origin of chrono-²

< Greek, combining form of chrónos