Definition of seasickness in English:

seasickness

noun

  • See seasick

    • ‘Many divers suffer from seasickness, but throwing up before a dive loses lots of fluids.’
    • ‘And don't let seasickness put you off travelling.’
    • ‘I also began to throw up because of seasickness.’
    • ‘When you throw up this time you can't blame it on seasickness.’
    • ‘I hated the whole journey there, complaining first of seasickness, then sickness of riding my horse, and finally just plain sickness of travelling.’

Pronunciation

seasickness

/ˈsiːsɪknəs/