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Webster 1913 Edition
Seignior
Seign′ior
,Noun.
 [OF. 
seignor
, F. seigneur
, cf. It. signore
, Sp. señor 
from an objective case of L. senier 
elder. See Senior
.] 1. 
A lord; the lord of a manor. 
2. 
A title of honor or of address in the South of Europe, corresponding to Sir or Mr. in English. 
Grand Seignior
, the sultan of Turkey.
 Webster 1828 Edition
Seignior
SEIGNIOR
,Noun.