SEASICKNESS
seasickness, mal de mer, naupathia
(noun) motion sickness experienced while traveling on water
Source: WordNet® 3.1
Etymology
Noun
seasickness (usually uncountable, plural seasicknesses)
Nausea, dizziness etc caused by the motion of a ship; a form of motion sickness.
Hypernyms
• motion sickness
Coordinate terms
• airsickness
• carsickness
• trainsickness
Source: Wiktionary
Sea"sick`ness, n.
Definition: The peculiar sickness, characterized by nausea and prostration,
which is caused by the pitching or rolling of a vessel.
Source: Webster’s Unabridged Dictionary 1913 Edition