v.tr. 1 adjust the line of sight of (a telescope etc.). 2 make (telescopes or rays) accurately parallel. collimation n.
[ L collimare, erron. for collineare align (as COM-, linea line) ]
COLLIMATE
Meaning of COLLIMATE in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012