collimator

noun

optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens

a small telescope attached to a large telescope to use in setting the line of the larger one

Roots

comcol- · Latin · with, together linearelimat- · Latin · to align (from linea, line)or-or · Latin · agent, thing that does

Synonyms & related words for collimator

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Words related to collimator

Explore words related to collimator — words associated with it, words that go with it, and its nearest matches in meaning. Related words include collimating, collimation, collimated, catadioptric, monochromator, dioptric, binocle, telespectroscope. Click any word to make it the center of the map and keep exploring the web of connections.

Where does collimator come from?

The word collimator breaks down into 3 roots of Latin origin: col-, from Latin com (“with, together”); limat, from Latin lineare (“to align (from linea, line)”); and -or, from Latin or (“agent, thing that does”). Explore each root to see other English words built from the same source.