Speakur

Word Pronunciation & Dictionary

highly enriched uranium

Word Rarity Rare

Frequency: Zipf frequency 3.33 in modern English

Syllables
high-ly en-riched u-ra-ni-um
IPA
39
Scrabble Score
21
Letters
6
Syllables
13
Unique Chars

Meaning

noun

Enriched uranium containing at least 20% uranium-235 (some applications, such as fission weapons and naval reactors, use uranium enriched to as high as 80-95% uranium-235), and therefore capable of sustaining a nuclear fission chain reaction without needing a moderator; used in nuclear weapons and in a few types of nuclear reactors requiring very high power density or high neutron flux.

Uncountable

Usage

Frequently Paired Words

HEU highly-enriched uranium SEU slightly enriched uranium LEU low-enriched uranium NU natural uranium

Synonyms

weapons-grade uranium

Questions

What does highly enriched uranium mean?
Enriched uranium containing at least 20% uranium-235 (some applications, such as fission weapons and naval reactors, use uranium enriched to as high as 80-95% uranium-235), and therefore capable of sustaining a nuclear fission chain reaction without needing a moderator; used in nuclear weapons and in a few types of nuclear reactors requiring very high power density or high neutron flux.

How to pronounce highly enriched uranium

  1. Open the pronunciation page — Open the Speakur entry for “highly enriched uranium”.
  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 “highly enriched uranium”.
  4. Repeat and practice — Say “highly enriched uranium” aloud, matching stress and vowels until it feels natural.