Associations to the word «Aplanatic»
Wiktionary
APLANATIC, adjective. (optics) (of an optical system) Free from, or corrected for, spherical aberration and chromatic aberration
Dictionary definition
APLANATIC, adjective. Free from or corrected for spherical aberration; "an aplanatic mirror".
Wise words
A word is not a crystal, transparent and unchanged; it is
the skin of a living thought and may vary greatly in color
and content according to the circumstances and time in which
it is used.