1. The quality or state of being sick or diseased; illness; sisease or malady. I do lament the sickness of the king. (Shak) Trust not too much your now resistless charms; Those, age or sickness soon or late disarms. (pope)
2. Nausea; qualmishness; as, sickness of stomach.
Synonym: illness, disease, malady. See Illness.
Origin: AS. Seocness.