00:10
00:09
00:08
00:07
00:06
00:05
00:04
00:03
00:02
00:01
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
chronic fatigue syndrome n.
Abbr. CFS
A syndrome characterized by sleep disorders and disruption of the immune system. Also called chronic fatigue immune dysfunction syndrome.
| chronic fatigue syndrome
A syndrome characterized by debilitating fatigue and a combination of flulike symptoms such as sore throat, swollen lymph glands, low-grade fever, headache, and muscle pain or weakness. The cause is unknown. |
A condition characterized by fatigue over an extended period, sometimes accompanied by neurologic abnormalities. The cause of this syndrome is unknown.