Word Pronunciation & Dictionary

mesothorium

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables: mesotho-ri-um
IPA

18

Scrabble Score

11

Letters

3

Syllables

9

Unique Chars

Meaning

noun

Certain members of the decay chain of thorium, mainly isotopes of radium and actinium

Etymology

From meso- + thorium. Probably so-called because these two isotopes (²²⁸Ra and ²²⁸Ac) are, in the decay chain, intermediate between normal thorium (²³²Th) and radiothorium (²²⁸Th).

Word Breakdown

Prefix: meso

Inflected Forms

mesothoriums (plural)

Questions

What does mesothorium mean?: Certain members of the decay chain of thorium, mainly isotopes of radium and actinium
Where does mesothorium come from?: From meso- + thorium. Probably so-called because these two isotopes (²²⁸Ra and ²²⁸Ac) are, in the decay chain, intermediate between normal thorium (²³²Th) and radiothorium (²²⁸Th).

How to pronounce mesothorium

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