Definition of diabase in English:

diabase

noun ˈdʌɪəbeɪsˈdaɪəˌbeɪs

Geology

another term for dolerite
Example sentencesExamples
- It is also a widespread constituent of a variety of igneous and metamorphic rocks and is occasionally found in pegmatites and in related veins marginal to igneous rock units ranging from granite to diabase.
- If natural stone, such as basalt or diabase, is used, the product is called rock wool.
- The lower series consists of alternating basalt lava, tuff breccia, tufite, and siliceous rock, whereas the upper one is dominated by diabase.
- Intrusion of diabase at Mt. Butters has resulted in low-grade contact metamorphism of the pre-existing sedimentary strata.
- Many such dikes in western Maine are classified as alkali diabase.

Origin

Mid 19th century (originally denoting diorite): from French, formed irregularly as if from di- 'two' + base 'base' (thus 'rock with two bases', referring to the base minerals of diorite), but associated later perhaps with Greek diabasis 'transition'.

Definition of diabase in US English:

diabase

nounˈdīəˌbāsˈdaɪəˌbeɪs

Geology

another term for dolerite
Example sentencesExamples
- It is also a widespread constituent of a variety of igneous and metamorphic rocks and is occasionally found in pegmatites and in related veins marginal to igneous rock units ranging from granite to diabase.
- Intrusion of diabase at Mt. Butters has resulted in low-grade contact metamorphism of the pre-existing sedimentary strata.
- The lower series consists of alternating basalt lava, tuff breccia, tufite, and siliceous rock, whereas the upper one is dominated by diabase.
- If natural stone, such as basalt or diabase, is used, the product is called rock wool.
- Many such dikes in western Maine are classified as alkali diabase.

Origin

Mid 19th century (originally denoting diorite): from French, formed irregularly as if from di- ‘two’ + base ‘base’ (thus ‘rock with two bases’, referring to the base minerals of diorite), but associated later perhaps with Greek diabasis ‘transition’.

词汇	diabase
释义	Definition of diabase in English: diabase noun ˈdʌɪəbeɪsˈdaɪəˌbeɪs Geology another term for dolerite Example sentencesExamples It is also a widespread constituent of a variety of igneous and metamorphic rocks and is occasionally found in pegmatites and in related veins marginal to igneous rock units ranging from granite to diabase. If natural stone, such as basalt or diabase, is used, the product is called rock wool. The lower series consists of alternating basalt lava, tuff breccia, tufite, and siliceous rock, whereas the upper one is dominated by diabase. Intrusion of diabase at Mt. Butters has resulted in low-grade contact metamorphism of the pre-existing sedimentary strata. Many such dikes in western Maine are classified as alkali diabase. Origin Mid 19th century (originally denoting diorite): from French, formed irregularly as if from di- 'two' + base 'base' (thus 'rock with two bases', referring to the base minerals of diorite), but associated later perhaps with Greek diabasis 'transition'. Definition of diabase in US English: diabase nounˈdīəˌbāsˈdaɪəˌbeɪs Geology another term for dolerite Example sentencesExamples It is also a widespread constituent of a variety of igneous and metamorphic rocks and is occasionally found in pegmatites and in related veins marginal to igneous rock units ranging from granite to diabase. Intrusion of diabase at Mt. Butters has resulted in low-grade contact metamorphism of the pre-existing sedimentary strata. The lower series consists of alternating basalt lava, tuff breccia, tufite, and siliceous rock, whereas the upper one is dominated by diabase. If natural stone, such as basalt or diabase, is used, the product is called rock wool. Many such dikes in western Maine are classified as alkali diabase. Origin Mid 19th century (originally denoting diorite): from French, formed irregularly as if from di- ‘two’ + base ‘base’ (thus ‘rock with two bases’, referring to the base minerals of diorite), but associated later perhaps with Greek diabasis ‘transition’.
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