Maksutov telescope

[mak-soo-tawf, -tof]

Mak·su·tov tel·escope

[mak-soo-tawf, -tof]
noun
a reflecting telescope in which coma and spherical aberration are reduced to a minimum by a combination of a spherical mirror and a meniscus lens placed inside the radius of curvature of the mirror.

Origin:
after Russian opticist Dmitriĭ Dmitrievich Maksutov (1896–1964), who designed such a telescope in 1941
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Maksutov telescope has a plethora of syllables.
So is dichlorodiphenyltrichloroethane. Does it mean:
a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S.
given to using long words.
WordNet
maksutov telescope

noun
reflecting telescope in which the aberration of the concave mirror is reduced by a meniscus lens 
WordNet® 3.0, © 2006 by Princeton University.
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