| Krogh | August, Danish physiologist and Nobel laureate, 1874-1949. See: Krogh spirometer. (05 Mar 2000) |
|---|---|
| Krogh spirometer | A water-sealed spirometer in which the bell is a large, shallow, rectangular box rotating slightly around a horizontal axis extending along one edge, with an arm extending beyond that axis to a counterbalancing weight; comparable to a wedge spirometer. (05 Mar 2000) |