ultrasonography

noun

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

"ultrasonography" is a 15-letter English headword indexed on PlainSpell.

The verdict

“ultrasonography” is uncommon English (frequency #72,851 among 1,433 “U” headwords), classed as a noun. The kind of spelling people second-guess.

#72,851
frequency rank, English
1,433
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The use of ultrasound to produce images of the hidden interior of objects or spaces.

Corpus desk

Index EN-ultrasonography · ultrasonography · English

ultrasonography · rank #72,851 · 0 variants · 0 confusables

  • FREQ-RARE #72,851
  • LEN-MEGA 15 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH uglies

Nearest frequency peer: uglies (-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.

Long-tail ranks near “ultrasonography”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “ultrasonography” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for ultrasonography
PropertyValue
Headwordultrasonography
LanguageEnglish
Part of speechNoun
Letters15
Frequency rank#72,851
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “ultrasonography” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).ultrasonographyfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “uglies” (#72,850), “Uluru” (#72,852), “Tyrese” (#72,849). Among 1,433 “U” headwords, “ultrasonography” is #72,851. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ultrasonography is uncommon English at frequency #72,851 among 1,433 “U” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for ultrasonography in our index, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From ultra- + sonography. The correct English form is ultrasonography, spelled U-L-T-R-A-S-O-N-O-G-R-A-P-H-Y.

Definition

  1. 1
    The use of ultrasound to produce images of the hidden interior of objects or spaces.
  2. 2
    The use of ultrasound to produce images of the hidden interior of objects or spaces.

Etymology

From ultra- + sonography.

This word in other languages

ecografía(Español)échographie(Français)ecografia(Português)

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 "ultrasonography"?
"ultrasonography" is spelled U-L-T-R-A-S-O-N-O-G-R-A-P-H-Y.
What does "ultrasonography" mean?
As a noun, "ultrasonography" means: The use of ultrasound to produce images of the hidden interior of objects or spaces.
What is the origin of the word "ultrasonography"?
From ultra- + sonography. 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 "ultrasonography", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 15 letters (nearest by frequency rank).

pharmacokinetic#72,642omnidirectional#72,611invulnerability#72,431hospitalisation#73,273

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

Source: FrequencyWords open word-frequency list