hypernatremia

/ˌhaɪ.pə.nəˈtɹiː.mi.ə/

//ˌhaɪ.pə.nəˈtɹiː.mi.ə// noun

"hypernatremia" is a 13-letter English headword indexed on PlainSpell.

The verdict

“hypernatremia” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An abnormally high concentration of sodium in blood plasma.

Key facts for hypernatremia
PropertyValue
Headwordhypernatremia
LanguageEnglish
Part of speechNoun
IPA/ˌhaɪ.pə.nəˈtɹiː.mi.ə/
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “hypernatremia” sits in English frequency

hypernatremia falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

hypernatremia is uncommon English outside the top frequency list, classed as anoun, transcribed /ˌhaɪ.pə.nəˈtɹiː.mi.ə/. Rarity is why readers land here mid-draft. Gloss: "An abnormally high concentration of sodium in blood plasma.".

The misspelling generator found no plausible variants for hypernatremia, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From hyper- + natremia or hyper- + natr- + -emia. The correct English form is hypernatremia, spelled H-Y-P-E-R-N-A-T-R-E-M-I-A.

Definition

  1. 1
    An abnormally high concentration of sodium in blood plasma.

Etymology

From hyper- + natremia or hyper- + natr- + -emia.

Antonyms

hyponatraemiahyponatremia

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "hypernatremia"?
"hypernatremia" is spelled H-Y-P-E-R-N-A-T-R-E-M-I-A. The IPA pronunciation is /ˌhaɪ.pə.nəˈtɹiː.mi.ə/.
What does "hypernatremia" mean?
As a noun, "hypernatremia" means: An abnormally high concentration of sodium in blood plasma.
How do you pronounce "hypernatremia"?
The IPA (International Phonetic Alphabet) transcription for "hypernatremia" is /ˌhaɪ.pə.nəˈtɹiː.mi.ə/. 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 "hypernatremia"?
From hyper- + natremia or hyper- + natr- + -emia. 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 “hypernatremia”

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

  • The one correct English spelling is H-Y-P-E-R-N-A-T-R-E-M-I-A - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌhaɪ.pə.nəˈtɹiː.mi.ə/ (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
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