bn:00014879n
Noun Concept
EN
calm  calm air
EN
Wind moving at less than 1 knot; 0 on the Beaufort scale WordNet 3.0
Definitions
Relations
Sources
EN
Wind moving at less than 1 knot; 0 on the Beaufort scale WordNet 3.0 & Open English WordNet
IS A
WordNet 3.0 & Open English WordNet