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Sima
name, noun
Definitions
Proper Noun
- 1 A surname.
Noun
- 1 The upturned edge of a roof which acts as a gutter; a cyma.
- 2 The lower layer of the earth's outer crust that underlies the sial and is rich in silica, iron, and magnesium. uncountable
- 3 rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium wordnet
Etymology
Etymology 1
From the Ancient Greek σιμός (simós, “bent upwards”).
Etymology 2
Coined by Eduard Suess in 1909, in Das Antlitz der Erde, as a blend of silicon + magnesium.
Etymology 3
Borrowed from Chinese 司馬 /司马 (sīmǎ).
See also for "sima"
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