Term: liquid oxygen: a bluish translucent magnetic liquid obtained by compressing gaseous oxygen and then cooling it below its boiling point; used as an oxidizer in rocket propellants
Broader: chemical element: any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter | Unrelated: lysinemia: an inborn error of metabolism in which the lack of certain enzymes leads to an inability to metabolize the amino acid lysine; characterized by muscular weakness and mental retardation
Broader: chemical element: any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter | Unrelated: affective disorder: any mental disorder not caused by detectable organic abnormalities of the brain and in which a major disturbance of emotions is predominant