diode
/ˈdaɪ.oʊd/noun
diode is spelled D-I-O-D-E: 5 letters and 2 syllables. It appears 1.1 times per million words in written English, the 26,776th most frequent word form (wordfreq, 2021 data). As a noun, diode means “An electronic device that allows current to flow in one direction only; used chiefly as a rectifier” (English Wiktionary, September 2026). The plural of diode is diodes.
How many letters and syllables are in diode?
| Letters | 5: D-I-O-D-E |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 1.1 times per million words; the 26,776th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with | |
| Same letters |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; 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 diode?
Diode appears 1.1 times per million words in written English, the 26,776th 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 diode?
- UK /ˈdaɪ.əʊd/
- US /ˈdaɪ.oʊd/
Diode has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-diode.ogg, Wikimedia Commons (author and licence on each file's page).
What rhymes with diode?
One word on PlainSpell end in the same sounds as diode from its last stressed vowel (/aɪoʊd/):
Spelled with the same letters in another order: dodie.
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 diode
- diodes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does diode mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An electronic device that allows current to flow in one direction only; used chiefly as a rectifier.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Diode in Spanish, French, German and Portuguese
In the sense electronic device:
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 diode come from?
From di- (“two”) + -ode. Learned formation, coined by William Henry Eccles in 1919, after Ancient Greek δίοδος (díodos, “passage through”), which however is formed not with δι- (di-, “two”) but with δια- (dia-, “through”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).