|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 chattering or flighty, light-headed person.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
mountain sickness moun·tain sickness (moun'tən)
Altitude sickness brought on by the diminished oxygen pressure at mountain elevations.