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Webster 1913 Edition

Rhumb

Rhumb

,
Noun.
[F.
rumb
, Sp.
rumbo
, or Pg.
rumbo
,
rumo
, probably fr. Gr. [GREEK][GREEK][GREEK] a magic wheel, a whirling motion, hence applied to a point of the compass. See
Rhomb
.]
(Navigation)
A line which crosses successive meridians at a constant angle; – called also
rhumb line
, and
loxodromic curve
. See
Loxodromic
.
To sail on a rhumb
,
to sail continuously on one course, following a rhumb line.

Webster 1828 Edition

Rhumb

RHUMB

,
Noun.
[from rhomb.] In navigation, a vertical circle of any given place, or the intersection of such a circle with the horizon; in which last sense, rhumb is the same as a point of the compass.

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