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levorotatory
levulose
levy
lewd
Lewes
lewis
Lewis acid
Lewis base
Lewis gun
Lewis structure
Lewis with Harris
lewisite
lewisson
Lewiston
lex
lex talionis
lexeme
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lexicon

lex·i·con [ léksəkən, léksə kòn ] (plural lex·i·cons or lex·i·ca [ léksikə ])


noun 
Definition:
 
1. dictionary: a reference book that alphabetically lists words and their meanings, e.g. of an ancient language

2. vocabulary: the entire stock of words belonging to a branch of knowledge or known by somebody

[Early 17th century. Via modern Latin< Greek lexikon, form of lexikos "of words" < lexis "word" < legein "speak"]
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