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Webster 1913 Edition
Tarrock
Tar′rock
,Noun.
[Greenland
tattarock
.] (Zool.)
(a)
The young of the kittiwake gull before the first molt.
(b)
The common guillemot.
[Prov. Eng.]
(c)
The common tern.
Webster 1828 Edition
Tarrock
TAR'ROCK
,Noun.