16-letter words containing s, p, e, r, m, i
- thrombophlebitis — the presence of a thrombus in a vein accompanied by inflammation of the vessel wall.
- top drive system — A top drive system is a system which includes a motor that turns the drill string, used instead of the kelly.
- torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
- uncomprehensible — capable of being comprehended or understood; intelligible.
- underconsumption — the act of consuming, as by use, decay, or destruction.
- unimpressionable — easily impressed or influenced; susceptible: an impressionable youngster.
- union membership — members of a trade union
- visible spectrum — the range of wavelengths of electromagnetic radiation that is normally visible, from 380 to 760 nm.