CONCENTRATOR
An Illustrated Encyclopedic Medical Dictionary · 1892 · p. 16
(Lat.), n. m. Koan-se2nt(ke2nt)-rat(ra3t)'- O2r; in Eng., ko2n'se2nt-rat-o2r. Gen., concentrator'is. An apparatus for effecting concentration. L.lght-c. A metallic chimney with a bull1s-eye lens in one part through which the light pa es. [E.] [s. 367]
Readham'da tam maddeyi gor →