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scorpion fish
scorpion fly
scorpion grass
Scorpius
Scot
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scot
scot and lot
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scotch (1)
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scoria
sco·ri·a [ skáwree ə ]


noun 
Definition:
 
1. porous rock: loose rubbly porous solidified lava that is ejected from a volcano and builds up around the crater
2. metallurgy 
Same as  slagn (sense 1)

[14th century. Via Latin< Greek skōria "refuse, dross" < skōr "dung"]

sco·ri·a·ceous [ skàwree áyshəss ] adjective
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