| mountain sickness | |
| —n | |
| 1. | Also called: altitude sickness nausea, headache, and shortness of breath caused by climbing to high altitudes (usually above 12 000 ft) |
| 2. | vet science a disease of cattle kept at high altitude in S and N America, characterized by congestive heart failure |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a fool or simpleton; ninny. |
mountain sickness moun·tain sickness (moun'tən)
n.
Altitude sickness brought on by the diminished oxygen pressure at mountain elevations.