DRAWTUBE
Meaning of DRAWTUBE in English
/draw"toohb', -tyoohb'/ , n.
a tube sliding within another tube, as the tube carrying the eyepiece in a microscope.
[ 1890-95; DRAW + TUBE ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012