Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
similar
similarity
similarly
simile
similitude
simillimum
Simla
SIMM
Simmental
simmer (1)
simmer (2)
simmer down
simmet
simoleon
Simon Legree
simon-pure
Simon’s Town
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

sima (2)

si·ma [ smə ]


noun 
Definition:
 
rock forming Earth's lower crust: the rocks that form the lower part of the Earth's crust, lying beneath the oceans and the continents and consisting mainly of silica and magnesia

[Early 20th century. <silica + magnesium]

si·ma·tic [ si máttik ] adjective
Advertisement

© 2009 Microsoft