See AEris flos.


(From Dynamis 3057 to be able).. It is the faculty or power from whence an action proceeds.

Galen often uses this word for a composition of a medicine, particularly of an approved one.


Or Dista, (from Dyota 3058 two, and an tar), A pelican, or circulating vessel, with Two Handles Or Ears.


(From Dysaesthesia 3061 difficulty, and

Dysaesthesia 3063 to feel or perceive). A dullness of sensation, or faulty sense. Under this term, Dr. Cullen forms his first order of his fourth class locales; though in the enumeration of the species he has not adhered closely to the definition. Diseases of this order are synonymous with hallucinationes, according to this author, and are considered as complaints whose principal symptom is a depraved or erroneous imagination. He defines them, the senses depraved or destroyed from some defect or fault of the external organs. Privativi are reduced to this head.


(From Dysalthes 3064 difficulty, and to cure). Difficult of cure.


(From Dysanagogos 3066 and to tubdue). An epithet for tough viscid matter, which is with difficulty expectorated.


(From Dyscatapotia 3068 and to drink). A difficulty of swallowing liquids, which Dr. Mead thinks a more proper term than that used for canine madness, viz. hydrophobia, as it is more particularly descriptive of the affection under which the unhappy patients labour; but, in reality, they dread water from the difficulty of swallowing it.

Dyscine Sia

(From Dyscine Sia 3070 and to move). Difficulty of motion, from faulty or defective organs: also termed intemperies. This is the third order of Dr. Cul-len's class locales-defined, motions impeded or depraved from the fault of the organs.


(From Dyscrasia 3072 and to mix).

Dyscracy. An ill temperament or habit of the blood and humours, as in the jaundice and scurvy.


(From Dyscritos 3074 and crisis). Difficult to be brought to a crisis, or brought to an imperfect crisis.