an outwork having two embankments at a salient angle
Word origin
C16: from Italian ravellino a little bank, from riva bank, from Latin rīpa
ravelin in American English
(ˈrævlɪn)
noun
Fortifications
a V-shaped outwork outside the main ditch and covering the works between two bastions
Word origin
[1580–90; ‹ MF, earlier revelin ‹ It rivellino, dim. of riva bank, rim]This word is first recorded in the period 1580–90. Other words that entered Englishat around the same time include: academic, category, mandarin, motor, piggyback