How to Pronounce Lightyear

To pronounce "lightyear", say LIGHTY-ear — 2 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.

lightyear

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Accent

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2

Syllables

9

Letters

LIGHTY-ear

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💡 Tip for remembering “lightyear”

"lightyear" has 2 syllables: lighty-ear.

What does lightyear mean?

noun

  1. A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (1016 metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.
  2. (only in plural) A very long way.

    “The marathon runner in the lead is light years ahead of the one at the back.”

Related words

lightningflashlight-yearmegalightyearkilolightyeargigalightyear

Frequently asked questions

How many syllables are in "lightyear"?▾

"Lightyear" has 2 syllables: lighty · ear.

What does "lightyear" mean?▾

Lightyear: A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (1016 metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.

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