| Term: | Sastrugi |
| Definition: | Sea ice terminology. Describes sharp, irregular ridges formed on a snow surface by wind erosion and snow accumulation. On floating ice, the ridges are parallel to the direction of the wind that was present at the time they were formed. |
| Term: | Sastrugi |
| Definition: | Sharp irregular ridges formed on a snow surface by wind erosion and deposition. The ridges are parallel to the direction of the prevailing wind. The Russian word (zastrugi) is a collective noun and lacks a singular form. An individual ridge in a field of sastrugi has been called a sastruga in some English-language articles. |
| Term: | Sastrugi |
| Definition: | A series of long, frequently sharp, wave-like ridges of hard snow characteristic of windswept polar plains when the winds blow continually from one direction. Sastrugi are oriented perpendicular to the wind with a gentle slope to windward and a steep slope to leeward. syn. zastrugi |
| Term: | Sastrugi |
| Definition: | Complex, fragile shapes of snow on top of sea ice that resemble sand dunes; they form parallel to the prevailing wind direction; sastrugi can also form on snow cover over land. |
| Term: | Sastrugi |
| Definition: | A variant spelling of zastrugi. |
| Term: | Sastrugi |
| Definition: | Sharp, irregular ridges formed on a snow surface by wind erosion and deposition. On drift ice the ridges are parallel to the direction of the prevailing wind at the time they were formed. |
| Term: | Sastrugi |
| Definition: | Sharp, irregular ridges formed on a snow surface by wind erosion and deposition. The ridges are parallel to the direction of the prevailing wind. |