English-Thai Dictionary
diabase
N หิน ภูเขาไฟช นิดหนึ่ง
Webster's 1828 Dictionary
DIABASE
n.Another name of greenstone.
Webster's 1913 Dictionary
DIABASE
Di "a *base, n. Etym: [F. diabase, fr. Gr. (Min. )
Defn: A basic, dark-colored, holocrystalline, igneous rock, consisting essentially of a triclinic feldspar and pyroxene with magnetic iron; -- often limited to rocks pretertiary in age. It includes part of what was early called greenstone.
New American Oxford Dictionary
diabase
di a base |ˈdīəˌbās ˈdaɪəbeɪs | ▶noun Geology another term for dolerite. ORIGIN mid 19th cent. (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. ’
Oxford Dictionary
diabase
diabase |ˈdʌɪəbeɪs | ▶noun Geology another term for dolerite. ORIGIN mid 19th cent. (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 ’.
The Wordsmith Dictionary