sas·tru·ga (s -str  g , sstr-, sästr-) also zas·tru·ga (z-strg, zä-)n. pl. sas·tru·gi also zas·tru·gi (-g  ) A long wavelike ridge of snow, formed by the wind and found on the polar plains. [Russian dialectal zastruga : za, beyond + struga, deep place into which one may fall; see sreu- in Indo-European roots.] |
sastruga [səˈstruːgə sæ-], zastruga
n
(Earth Sciences / Physical Geography) one of a series of ridges on snow-covered plains, caused by the action of wind laden with ice particles
[from Russian zastruga groove, from za by + struga deep place]
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