Standard Lemma guide

hypertonic

adj · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: HH AY2 P ER0 T AA1 N IH0 K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having a greater osmotic pressure than another.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Having a very high muscular tension; spastic.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

(of a solution) having a higher osmotic pressure than a comparison solution

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: isotonic, hypotonic

4

adjective

Meaning 4

(of living tissue) in a state of abnormally high tension

Definition source: Princeton WordNet 3.0

Examples

  • hypertonic muscle tissue

Meaning relationships

Synonyms: none provided

Antonyms: hypotonic

History

Etymology

Etymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Hellenic *hupér Ancient Greek ῠ̔πέρ (hŭpér) Ancient Greek ῠ̔περ- (hŭper-)der. English hyper- Proto-Indo-European *ten- Proto-Indo-European *-os Proto-Indo-European *tónos Proto-Hellenic *tónos Ancient Greek τόνος (tónos) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ικός (-ikós) Ancient Greek τονῐκός (tonĭkós) English tonic English hypertonic From hyper- + tonic.

Across languages

Translations

6 source translations are retained for this English entry.

  • Chinese Mandarin: 高渗 (gāoshèn) — having a greater osmotic pressure
  • Czech: hypertonický — having a greater osmotic pressure
  • German: hyperton — having a greater osmotic pressure
  • German: hypertonisch — having a greater osmotic pressure
  • Irish: hipeartonach — having a greater osmotic pressure
  • Russian: гипертони́ческий (gipertoníčeskij) — having a greater osmotic pressure