The quality of being sickish.

(mineralogy) A monoclinic blood red mineral containing aluminum, hydrogen, iron, oxygen, and silicon.

(organic chemistry) The isoflavone 7-hydroxy-3-[4-hydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-4H-1-benzopyran-4-one that inhibits DNA polymerase and platelet aggregation

(anatomy, medicine) Relating to the appendix.