silent movie a movie without a soundtrack
seldom not often
slide valve valve that opens and closes a passageway by sliding over a port
slide rule analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators
solidify become firm
side view a view from the side of something
slate roof a roof covered with slate
salt mine a mine where salt is dug
solidarity a union of interests or purposes among members of a group
slide down fall or sink heavily
slide move smoothly along a surface
slot machine a machine that is operated by the insertion of a coin in a slot
slime any thick, viscous matter
slide by pass by
slideway sloping channel through which things can descend
solid-hoofed having solid hooves
slider a person who slips or slides because of loss of traction
epidemic a widespread outbreak of an infectious disease
leitmotif a melodic phrase that accompanies a person or situation
solidified changed into a solid mass