noun · 1 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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UK:/ˈdɒl.əˌɹaɪt/
US:/ˈdɑl.əˌɹaɪt/
1
noun
Meaning 1
A type of fine-grained basaltic rock.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: geography, geology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: diabase
Antonyms: none provided
History
Etymology
From French dolérite, from Ancient Greek δολερός (dolerós, “deceitful, deceptive”), because it was easily confounded with diorite, + -ite.
Across languages
Translations
7 source translations are retained for this English entry.