o, b, e, l, c, r, t, i, u are letters that make 'tricolour tube'
tube, tricolour, RICO, IC, be, colour tube, RI, colour, ic, tub, Ur, CO, col, lour, Be, Co are words within 'tricolour tube'
1 possible definitions for 'tricolour tube'
Under this definition, tricolour tube is a noun and has the following properties:
tricolor television tube, tricolour television tube, tricolor tube have the same meaning as 'tricolour tube'
'tricolour tube' can be a type of color tube, color television tube, colour television tube, color TV tube, colour TV tube, colour tube.