Akademik

southwest by south
noun
the compass point that is one point south of southwest
Syn: ↑SWbS
Hypernyms: ↑compass point, ↑point

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I.
: a compass point that is one point south of due southwest : S 33° 45′ W — abbr. SW b S, SW by S; see compass card
II. adverb (or adjective)
1. : toward southwest by south
2. : from southwest by south

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Navig., Survey.
a point on the compass 11°15' south of southwest. Abbr.: SWbS

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southwest by south,
the point of the compass or the direction one point or 11 degrees 15 minutes to the south of southwest.

Useful english dictionary. 2012.