osteoporosis

/ˌɒstiəʊpəˈɹəʊsɪs/

//ˌɒstiəʊpəˈɹəʊsɪs// noun

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

"osteoporosis" is a 12-letter English headword indexed on PlainSpell.

The verdict

“osteoporosis” has 17 generated spelling variants in the English index at frequency #29,405. The variants make it a useful spelling check.

#29,405
frequency rank, English
15,494
“O” headwords
17
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

Key facts for osteoporosis
PropertyValue
Headwordosteoporosis
LanguageEnglish
Part of speechNoun
IPA/ˌɒstiəʊpəˈɹəʊsɪs/
Letters12
Frequency rank#29,405
Misspellings tracked17
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “osteoporosis” sits in English 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). osteoporosis lands here:

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

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

A misspelling magnet

The generator records 17 spelling variants around osteoporosis (IPA /ˌɒstiəʊpəˈɹəʊsɪs/), anoun. Corpus frequency is #29,405 among 15,494 “O” headwords. Dominant gloss: "A disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.".

Our generated misspelling index lists 17 likely wrong-spelling variants for osteoporosis, with forms such as "osetoporosis", "ossteoporosis", and "osteooprosis". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From Ancient Greek ὀστέον (ostéon, “bone”) + Ancient Greek πώρωσις (pṓrōsis, “petrification, callousness”), from Ancient Greek πῶρος (pôros, “tuff, a porous type of rock”). By surface analysis, osteo- + pore + -osis. The correct English form is osteoporosis, spelled O-S-T-E-O-P-O-R-O-S-I-S.

Definition

  1. 1
    A disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

Etymology

From Ancient Greek ὀστέον (ostéon, “bone”) + Ancient Greek πώρωσις (pṓrōsis, “petrification, callousness”), from Ancient Greek πῶρος (pôros, “tuff, a porous type of rock”). By surface analysis, osteo- + pore + -osis.

This word in other languages

osteoporosis(Español)ostéoporose(Français)Osteoporose(Deutsch)osteoporose(Português)

Common misspellings

Also misspelled as:

  • osetoporosis
  • ossteoporosis
  • osteooprosis
  • osteopoorsis
  • osteoporoiss
  • osteoporosiss
  • osteoporossi
  • osteoporossis
  • osteoporrosis
  • osteoporsois
  • osteopporosis
  • osteoproosis
  • ostepoorosis
  • ostoeporosis
  • ostteoporosis
  • otseoporosis
  • soteoporosis

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of osteoporosis - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

osetoporosis2ossteoporosis1osteooprosis2osteopoorsis2osteoporoiss2osteoporosiss1osteoporossi2osteoporossis1
Edit distance from "osteoporosis"

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 "osteoporosis"?
"osteoporosis" is spelled O-S-T-E-O-P-O-R-O-S-I-S. The IPA pronunciation is /ˌɒstiəʊpəˈɹəʊsɪs/.
What does "osteoporosis" mean?
As a noun, "osteoporosis" means: A disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.
What are common misspellings of "osteoporosis"?
Common misspellings include "osetoporosis", "ossteoporosis", "osteooprosis", "osteopoorsis", "osteoporoiss". The correct spelling is "osteoporosis".
How do you pronounce "osteoporosis"?
The IPA (International Phonetic Alphabet) transcription for "osteoporosis" is /ˌɒstiəʊpəˈɹəʊsɪs/. 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 "osteoporosis"?
From Ancient Greek ὀστέον (ostéon, “bone”) + Ancient Greek πώρωσις (pṓrōsis, “petrification, callousness”), from Ancient Greek πῶρος (pôros, “tuff, a porous type of rock”). By surface analysis, osteo- + pore + -osis. 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.

Using “osteoporosis”

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

  • The one correct English spelling is O-S-T-E-O-P-O-R-O-S-I-S - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌɒstiəʊpəˈɹəʊsɪs/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Same frequency band

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