hypobaric

adj

"hypobaric" is a 9-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Of, relating to, or using less than normal air pressure.

Corpus desk

Index EN-hypobaric · hypobaric · English

hypobaric · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "H" thin
  • PHOTO-UNK Peer pending

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.

Key facts for hypobaric
PropertyValue
Headwordhypobaric
LanguageEnglish
Part of speechAdjective
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “hypobaric” in English

hypobaricsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

hypobaric is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Of, relating to, or using less than normal air pressure.".

Our edit-distance generator produced no likely misspellings for hypobaric, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From hypo- + baric. The correct English form is hypobaric, spelled H-Y-P-O-B-A-R-I-C.

Definition

  1. 1
    Of, relating to, or using less than normal air pressure.

Recorded use

Wiktionary example

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

  1. Mountain climbers need additional oxygen because of the hypobaric conditions.

Etymology

From hypo- + baric.

Antonyms

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 "hypobaric"?
"hypobaric" is spelled H-Y-P-O-B-A-R-I-C.
What does "hypobaric" mean?
As an adjective, "hypobaric" means: Of, relating to, or using less than normal air pressure.
What is the origin of the word "hypobaric"?
From hypo- + baric. 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.

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

Source: FrequencyWords open word-frequency list