Defn: An instrument for intensifying sounds produced by percussion of the thorax. Knight.
ECLAIR e`clair", n. Etym: [F.] (Cookery)
Defn: A kind of frosted cake, containing flavored cream.
ECLAIRCISE E*clair"cise, v. t. Etym: [F. éclaircir; pref. es- (L. ex) + clair clear, L. clarus.]
Defn: To make clear; to clear up what is obscure or not understood; to explain.
ECLAIRCISSEMENT E*clair"cisse*ment, n. Etym: [F., fr. éclaircir. See Eclaircise, v. t.]
Defn: The clearing up of anything which is obscure or not easily
understood; an explanation.
The eclaircissement ended in the discovery of the informer.
Clarendon.
ECLAMPSIA
Ec*lamp"si*a, n. Etym: [NL., from Gr. (Med.)
Defn: A fancied perception of flashes of light, a symptom of epilepsy; hence, epilepsy itself; convulsions.
Note: The term is generally restricted to a convulsive affection attending pregnancy and parturition, and to infantile convulsions.