1. (

• emotionlessness ,
• impassivity ,
• impassiveness ,
• phlegm ,
• indifference ,
• stolidity ,
• unemotionality

) apathy demonstrated by an absence of emotional reactions ;

2. (

• phlegm ,
• sputum

) expectorated matter; saliva mixed with discharges from the respiratory passages; in ancient and medieval physiology it was believed to cause sluggishness ;

3. (

• languor ,
• lethargy ,
• sluggishness ,
• phlegm ,
• flatness ,

) inactivity; showing an unusual lack of energy; "the general appearance of sluggishness alarmed his friends" ;