Standard Lemma guide

aqueous

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American, UK: /ˈæ.kwi.əs/
  • General-American, UK: /ˈeɪ.kwi.əs/
  • General-American, UK: /ˈɑ.kwi.əs/
  • Multicultural-London-English: /ˈa.kwi.əs/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: EY1 K W IY0 AH0 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of or relating to water.

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

Consisting mostly of water. Often used in the expression "aqueous solution".

Definition source: English Wiktionary via Wiktextract

Usage: physical

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

produced by the action of water

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sedimentary

Antonyms: igneous

4

adjective

Meaning 4

similar to or containing or dissolved in water

Definition source: Princeton WordNet 3.0

Examples

  • aqueous solutions

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Formed from Latin aqua + -ous (or from Medieval Latin aqueus), partly the analogy of Middle French aqueux (itself actually from Latin aquosus). Or based on the analogy of Latin terreus from terra.

Across languages

Translations

41 source translations are retained for this English entry.

  • Spanish: ácueo — relational
  • Spanish: acuoso — relational
  • Spanish: aguoso — relational
  • Spanish: hídrico — relational
  • Arabic: مَائِيّ (māʔiyy) — consisting mainly of water
  • Belarusian: во́дны (vódny) — consisting mainly of water
  • Belarusian: вадзяны́ (vadzjaný) — consisting mainly of water
  • Belarusian: вадзяні́сты (vadzjanísty) — consisting mainly of water
  • Bulgarian: воден (voden) — consisting mainly of water
  • Chinese Mandarin: 水性 (shuǐxìng) — consisting mainly of water
  • Czech: vodný — consisting mainly of water
  • Finnish: vesi- — consisting mainly of water
  • Finnish: vesiperäinen — consisting mainly of water
  • Finnish: vetinen — consisting mainly of water
  • French: aqueux — consisting mainly of water
  • German: wässrig — consisting mainly of water
  • Ancient Greek: ὑδατοειδής (hudatoeidḗs) — consisting mainly of water
  • Hindi: जलीय (jalīya) — consisting mainly of water
  • Irish: uiscí — consisting mainly of water
  • Italian: acquoso — consisting mainly of water
  • Latvian: ūdeņains — consisting mainly of water
  • Malay: berair — consisting mainly of water
  • Malay: akueus — consisting mainly of water
  • Manx: ushtoil — consisting mainly of water
  • Persian: مائی (mâ'i) — consisting mainly of water
  • Persian: آبی (âbi) — consisting mainly of water
  • Polish: wodny — consisting mainly of water
  • Polish: wodnisty — consisting mainly of water
  • Portuguese: aquoso — consisting mainly of water
  • Portuguese: áqueo — consisting mainly of water
  • Romanian: apătos — consisting mainly of water
  • Russian: во́дный (vódnyj) — consisting mainly of water
  • Russian: водяно́й (vodjanój) — consisting mainly of water
  • Russian: водяни́стый (vodjanístyj) — consisting mainly of water
  • Spanish: acuoso — consisting mainly of water
  • Tagalog: tubigin — consisting mainly of water
  • Tagalog: ganhaw — consisting mainly of water
  • Turkish: sulu — consisting mainly of water
  • Ukrainian: во́дний (vódnyj) — consisting mainly of water
  • Ukrainian: водяни́й (vodjanýj) — consisting mainly of water
  • Ukrainian: водяни́стий (vodjanýstyj) — consisting mainly of water
Real reading context

aqueous in complete knowledge articles