Standard Lemma guide

opal

name · noun · 13 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.

  • Australia: Recorded audio is listed in the source snapshot.
  • UK: /ˈəʊpəl/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈoʊpəl/
  • rhymes with -əʊpəl
  • CMU ARPABET: OW1 P AH0 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

A unisex given name from English from the precious stone, invented in the nineteenth century.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

A unisex given name from English from the precious stone, invented in the nineteenth century.

A female given name from English from the precious stone, invented in the nineteenth century.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

name

Meaning 3

A unisex given name from English from the precious stone, invented in the nineteenth century.

A male given name from English from the precious stone, invented in the nineteenth century.

Definition source: English Wiktionary via Wiktextract

Usage: rare

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

name

Meaning 4

A type of petrol made by British Petroleum designed to be unable to be used for petrol sniffing.

Definition source: English Wiktionary via Wiktextract

Usage: Australia

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

name

Meaning 5

A hamlet in Alberta, Canada.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

name

Meaning 6

A census-designated place in Virginia.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

name

Meaning 7

A town in Wyoming.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO2·nH2O.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO2·nH2O.

A precious gem, an iridescent gemstone found in the opal-silica mineral substrate (potch)

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, gemology, geography, geology, jewelry, lifestyle, mineralogy, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

The colour of opal: any shade of blue with bright flecks of other colours, such as white, yellow, and red.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

A colloquial name used in molecular biology referring to a particular stop codon sequence, "UGA."

Definition source: English Wiktionary via Wiktextract

Topics: biochemistry, biology, chemistry, genetics, medicine, microbiology, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

noun

Meaning 12

Any of various lycaenid butterflies of the genus Nesolycaena.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

13

noun

Meaning 13

a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: mineral, opaque gem

Narrower terms: black opal, fire opal, girasol, harlequin opal

History

Etymology

In Florio’s A World of Words 1598 as opale, from French opale, from Latin opalus, from Byzantine Greek ὀπάλλιος (opállios), from Sanskrit उपल (upala, “gem, stone”), from उपरि (upári, “the upper millstone”). Distantly related to over.

Across languages

Translations

45 source translations are retained for this English entry.

  • Arabic: أُوبَال (ʔubāl) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Azerbaijani: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Bulgarian: опал (opal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Catalan: òpal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Chinese Mandarin: 蛋白石 (dànbáishí) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Chinese Mandarin: 歐泊 /欧泊 (ōubó) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Czech: opál — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Dutch: opaal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Esperanto: opalo — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Estonian: opaal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Finnish: opaali — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • French: opale — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • German: Opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Greek: οπάλι (opáli) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Hebrew: לֶשֶׁם (léshem) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Hungarian: opál — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Icelandic: ópall — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Irish: ópal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Italian: opale — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Japanese: オパール (opāru) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Kazakh: опал (opal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Korean: 오팔 (opal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Korean: 단백석 (danbaekseok) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Latin: opalus — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Macedonian: опал (opal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Marathi: ओपल (opal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Persian: اپال (opâl) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Persian: چشمگربه (čašmegorbe) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Persian: عینالهر (eynolherr) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Polish: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Portuguese: opala — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Romanian: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Russian: опа́л (opál) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Slovene: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Spanish: ópalo — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Swedish: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Tagalog: opalo — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Tamil: அமுதக்கல் (amutakkal) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Thai: โอปอล (oo-bpɔɔl) — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Turkish: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Vietnamese: opan — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Vietnamese: ngọc mắt mèo — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Vietnamese: miêu nhãn thạch — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Welsh: opal — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
  • Welsh: fflamfaen — a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity