Speakur

Word Pronunciation & Dictionary

exa-

Word Rarity Very rare

Frequency: Zipf frequency 2.10 in modern English

Syllables
ex-a-
IPA
10
Scrabble Score
3
Letters
3
Syllables
3
Unique Chars

Meaning

prefix

In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10¹⁸ (a short scale quintillion or long scale trillion); one million million million.

Etymology

From Ancient Greek ἕξ (héx, “six”), for the sixth order of 10³, analogous to tera-.

Phrases

exbi-

Frequently Paired Words

mul:E-

Antonyms

atto-

Questions

What does exa- mean?
In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10¹⁸ (a short scale quintillion or long scale trillion); one million million million.
Where does exa- come from?
From Ancient Greek ἕξ (héx, “six”), for the sixth order of 10³, analogous to tera-.

How to pronounce exa-

  1. Open the pronunciation page — Open the Speakur entry for “exa-”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “exa-”.
  4. Repeat and practice — Say “exa-” aloud, matching stress and vowels until it feels natural.