radio

[ˈrað̞jo]

/[ˈrað̞jo]/ noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“radio” is in the everyday core of Spanish, ranked #833 in Spanish word frequency and used as a noun.

#833
frequency rank, Spanish
5
letters
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Segmento de recta que tiene por extremos el punto centro y un punto cualquiera de la circunferencia.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

radio vs río
40% similar
radio vs Rai
40% similar
radio vs rato
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for radio
PropertyValue
Headwordradio
LanguageSpanish
Part of speechNoun
IPA[ˈrað̞jo]
Letters5
Frequency rank#833
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “radio” sits in Spanish frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). radio lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Spanish entry for radio is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as [ˈrað̞jo]. Corpus data places it at rank #833 in overall Spanish word frequency, putting it firmly in the everyday core of the language. Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 6 likely wrong-spelling variants for radio, with forms such as "ardio", "raddio", and "radoi". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "río", "Rai", "rato", and more, where similar look or sound leads writers to substitute one word for another in context.

No borrowing history is documented for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct Spanish form is radio, spelled R-A-D-I-O.

Definition

  1. 1
    Segmento de recta que tiene por extremos el punto centro y un punto cualquiera de la circunferencia.
  2. 2
    En una esfera, cualquier segmento recto que va desde su centro a su superficie.
  3. 3
    Longitud de cualquiera de los radios_(3,4) de un círculo o de una esfera.
  4. 4
    Hueso del antebrazo, largo, par, simétrico, formado por un cuerpo prismático triangular, con tres caras, anterior, posterior y externa; tres bordes, anterior, posterior e interno, y dos extremos, superior o cabeza e inferior en forma de pirámide con seis caras. Se encuentra en la parte externa del antebrazo. Se articula por arriba con el húmero y el cúbito y por abajo con el cúbito, escafoides y semilunar.

This word in other languages

radius(English)rayon(Français)Radius(Deutsch)

Common misspellings

Also misspelled as: ardio,raddio,radoi,raido,rdaio,rradio

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of radio - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

ardio2raddio1radoi2raido2rdaio2rradio1
Edit distance from "radio"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "radio"?
"radio" is spelled R-A-D-I-O. The IPA pronunciation is [ˈrað̞jo].
What does "radio" mean?
As a noun, "radio" means: Segmento de recta que tiene por extremos el punto centro y un punto cualquiera de la circunferencia.
What words are commonly confused with "radio"?
"radio" is commonly confused with "río", "Rai", "rato". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "radio"?
The IPA (International Phonetic Alphabet) transcription for "radio" is [ˈrað̞jo]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "radio" come from?
"radio" is a Spanish word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “radio”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Spanish spelling is R-A-D-I-O - every other letter order is a misspelling in standard orthography.
  • Say it as [ˈrað̞jo] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “río” - see the side-by-side comparison. radio vs río
  • Browse more Spanish words and confusable pairs in the same reference. Spanish words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list