transponder

/tɹænˈspɒn.də/

//tɹænˈspɒn.də// noun

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

"transponder" is a 11-letter English headword indexed on PlainSpell.

The verdict

“transponder” has 18 generated spelling variants in the English index at frequency #26,634. The variants make it a useful spelling check.

#26,634
frequency rank, English
3,151
“T” headwords
18
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A radar or radio transceiver that transmits some signal in response to receiving a predetermined signal.

Corpus desk

Index EN-transponder · transponder · English

transponder · rank #26,634 · 18 variants · 2 confusables

  • FREQ-MID #26,634
  • LEN-MEGA 11 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 2 pairs
  • VAR-HIGH 18 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH trashy

Nearest frequency peer: trashy (+1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rank peers near misspelling magnet “transponder”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “transponder” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

transponder vs transporter
82% similar
transponder vs transgender
82% similar

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

Key facts for transponder
PropertyValue
Headwordtransponder
LanguageEnglish
Part of speechNoun
IPA/tɹænˈspɒn.də/
Letters11
Frequency rank#26,634
Misspellings tracked18
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “transponder”

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

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “trashy” (#26,635), “trafficked” (#26,632), “Travers” (#26,636). Among 3,151 “T” headwords, “transponder” is #26,634. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 18 spelling variants around transponder (IPA /tɹænˈspɒn.də/), anoun. Corpus frequency is #26,634 among 3,151 “T” headwords. Dominant gloss: "A radar or radio transceiver that transmits some signal in response to receiving a predetermined signal.".

Our generated misspelling index lists 18 likely wrong-spelling variants for transponder, with forms such as "rtansponder", "tarnsponder", and "trannsponder". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 2 confusable-pair relationships, "transporter", "transgender", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: Blend of transmitter + responder. The correct English form is transponder, spelled T-R-A-N-S-P-O-N-D-E-R.

Definition

  1. 1
    A radar or radio transceiver that transmits some signal in response to receiving a predetermined signal.

Recorded use

Wiktionary examples

These source excerpts show how transponder appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. 36 MHz transponder providing a pool of 794 reallocatable frequencies.
  2. Adult animals were implanted with E-Mitter transponders intraabdominally to record body temperature and locomotor activity continuously.

Etymology

Blend of transmitter + responder.

This word in other languages

transpondedor(Español)transpondeur(Français)Transponder(Deutsch)transponder(Português)

Common misspellings

Also misspelled as:

  • rtansponder
  • tarnsponder
  • trannsponder
  • tranpsonder
  • transopnder
  • transpnoder
  • transpodner
  • transpondder
  • transponderr
  • transpondre
  • transponedr
  • transponnder
  • transpponder
  • transsponder
  • trasnponder
  • trnasponder
  • trransponder
  • ttransponder

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of transponder - 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.

rtansponder2tarnsponder2trannsponder1tranpsonder2transopnder2transpnoder2transpodner2transpondder1
Edit distance from "transponder"

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 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "transponder"?
"transponder" is spelled T-R-A-N-S-P-O-N-D-E-R. The IPA pronunciation is /tɹænˈspɒn.də/.
What does "transponder" mean?
As a noun, "transponder" means: A radar or radio transceiver that transmits some signal in response to receiving a predetermined signal.
What words are commonly confused with "transponder"?
"transponder" is commonly confused with "transporter", "transgender". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "transponder"?
The IPA (International Phonetic Alphabet) transcription for "transponder" is /tɹænˈspɒn.də/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "transponder"?
Blend of transmitter + responder. See the full etymology section above for more details.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "transponder", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

testimonial#26,626unregulated#26,647unwittingly#26,649speculating#26,611

Similar misspelling depth

Headwords with a similar count of attested misspellings (18 here; floor ≥5).

unscrupulous18 variantsblindfolded18 variantsopportunistic18 variantsdeliberation18 variants

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

Source: FrequencyWords open word-frequency list