ion has definitions from the fields of chemistry,physics
1
[ noun ] (chemistry,physics) a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons

Used in print

(James A. Ibers et al., "Proton magnetic resonance...)

X-ray and experimental density showed one formula unit in the unit_cell , corresponding to a paramagnetic ion density of **f .

Such a density corresponds to a paramagnetic ion density of about **f .

(Jay C. Harris and John R. Van Wazer, "Detergent...)

This is particularly true of highly charged ions , especially those ions which fall_into the class of polyelectrolytes .

This is particularly true of highly charged ions , especially those ions which fall_into the class of polyelectrolytes .

Whereas the usual organic surface-active_agent is strongly sorbed at oil-water_interfaces , the highly charged ions are most strongly sorbed at interfaces between water and insoluble materials exhibiting an ionic structure ( see Table 26 - 2 on p. 1678 ) .

2
[ noun ] Last name, frequency rank in the U.S. is 31793
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