collimating
present participle of collimate
collimating (comparative more collimating, superlative most collimating)
That collimates, or employs collimation
Source: Wiktionary
Col"li*mate, v. t. [imp. & p. p. Collimated; p. p. & vb. n. Collimating.] Etym: [See Collimation.] (Physics & Astron.)
Definition: To render parallel to a certain line or direction; to bring into the same line, as the axes of telescopes, etc.; to render parallel, as rays of light.
Collimating eyepiece, an eyepiece with a diagonal reflector for illumination, used to determine the error of collimation in a transit instrument by observing the image of a cross wire reflected from mercury, and comparing its position in the field with that of the same wire seen directly.
– Collimating lens (Optics), a lens used for producing parallel rays of light.
Source: Webster’s Unabridged Dictionary 1913 Edition
19 June 2025
(noun) the condition of belonging to a particular place or group by virtue of social or ethnic or cultural lineage; “his roots in Texas go back a long way”; “he went back to Sweden to search for his roots”; “his music has African roots”
The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.
