Watch, portable timepiece that has a movement driven either by spring or by electricity and that is designed to be worn or carried in the pocket.
Located immediately above the valves, this type of camshaft is driven either by a vertical shaft and bevel gears or by a cog belt.
The real joy comes from his frequent admonitions that Wall Street is not as rational as it would like to pretend, and in fact it is often driven either by fear — as it is these days — or by greed.
As a consequence of the hydrophobic character of the cell membrane in all living systems, the main route for the uptake and efflux of metalloids is facilitated by transmembrane proteins, driven either by concentration gradients or by energy-fueled pumps.
This vast region of scrub and sand is still marked by tension, insecurity and lawlessness, driven either by run-of-the-mill bandits or the Janjaweed militias, which the government has armed and backed in its conflict with two rebel groups.
The criticisms of, among others, Hans Morgenthau, the dean of postwar realism; Nobel laureate Thomas Schelling, who helped pioneer game theory; and George Ball, a respected career diplomat (who thought Kissinger's blind support of the Shah of Iran an "act of folly"), are described as driven either by resentment, envy, opportunism or antisemitism.
Earlier this year the 2015 Gates Annual Letter went so far as to predict that the major breakthroughs in development over the next 15 years will be driven either by innovations in technology or those that enable more people to gain access to that technology.
The model allows twinning to be driven either by the stress in the parent crystal (matrix reduction), in which case all of the twin transformation strain is assigned to the matrix, or by the stress in the twin (twin propagation), in which case all of the twin transformation strain is assigned to the twin.
The precursor is driven either by C2H2or O2.
The translation of the reporters was driven either by the cap or by EMCV IRES.
You may be familiar with the old maxim about how financial markets work: driven either by greed, or by fear.
