polonium
po·lo·ni·um/pəˈloʊ.ni.əm/noun
polonium is spelled P-O-L-O-N-I-U-M: 8 letters and 4 syllables (po·lo·ni·um). It appears about once in every 3 million words in written English, the 54,808th most frequent word form (wordfreq, 2021 data). As a noun, polonium means “A rare, highly radioactive chemical element (symbol Po) with atomic number 84” (English Wiktionary, September 2026). The plural of polonium is poloniums.
How many letters and syllables are in polonium?
| Letters | 8: P-O-L-O-N-I-U-M |
|---|---|
| Syllables | 4: po·lo·ni·um |
| In writing | about once in every 3 million words; the 54,808th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is polonium?
Polonium appears about once in every 3 million words in written English, the 54,808th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce polonium?
- UK /pəˈləʊ.nɪ.əm/
- US /pəˈloʊ.ni.əm/
Polonium has 4 syllables, split po·lo·ni·um in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-polonium.wav, LL-Q1860_(eng)-Naomi_Persephone_Amethyst_(NaomiAmethyst)-polonium.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with polonium?
The 12 most written words on PlainSpell end in the same sounds as polonium from its last stressed vowel (/oʊniəm/):
- ammonium
- pandemonium
- harmonium
- pancuronium
- vecuronium
- hydronium
- neutronium
- rocuronium
- pandamonium
- tetraethylammonium
- onium
- suxamethonium
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of polonium
- poloniums plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does polonium mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A rare, highly radioactive chemical element (symbol Po) with atomic number 84.
- 2
An atom of this element.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Polonium in Spanish, French, German and Portuguese
In the sense chemical element:
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does polonium come from?
From New Latin polonium, from Medieval Latin Polonia (“Poland”), named after Marie Curie's homeland.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).