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中文
English Fox - English Dictionary
Meaning of
ravelin
in English
ravelin
us
//ˈreɪvələn//
uk
//ˈreɪvələn//
#uncommon
Definitions
Noun
a
fortification
with
two
faces
;
outside
a
castle
to
divide
attackers
The
castle's
ravelin
was
built
to
protect
it
from
invaders
.
