Phrase guide

blue oak

noun · 2 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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1

noun

Meaning 1

Any of species Quercus douglasii of oak trees endemic to California.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: iron oak, mountain oak

Antonyms: none provided

2

noun

Meaning 2

Synonym of bur oak (Quercus macrocarpa).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: bur oak

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: chêne bleu — Quercus douglasii
  • French: chêne de Douglas — Quercus douglasii
  • Spanish: roble azul — Quercus douglasii