Popular Wordlists
  • word of the day


    collimator - Dictionary definition and meaning for word collimator

    (noun) a small telescope attached to a large telescope to use in setting the line of the larger one Definition
    (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; light rays leave the slit as a parallel beam
Connect with us on Facebook