ion

(redirected from Positive ions)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to Positive ions: Negative ions

i·on

 (ī′ŏn′, ī′ən)
n.
An atom or a group of atoms that has acquired a net electric charge by gaining or losing one or more electrons.

[Greek ion, something that goes, neuter present participle of ienai, to go; see ei- in Indo-European roots.]

ion

(ˈaɪən; -ɒn)
n
(Atomic Physics) an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons. See also cation, anion
[C19: from Greek, literally: going, from ienai to go]

i•on

(ˈaɪ ən, ˈaɪ ɒn)

n.
1. an atom or atom group electrically charged by the loss or gain of electrons, represented by a plus or a minus sign, as a cation (Na + , Ca + + ) or anion (Cl).
2. one of the electrically charged particles formed in a gas by electric discharge.
[< Greek ión going, neuter present participle of iénai to go; term introduced by Michael Faraday in 1834]
i•on′ic, adj.

-ion

a suffix, appearing in words of Latin origin, denoting action or condition, used to form nouns from stems of adjectives (communion; union) and verbs (legion; opinion; suspicion).
Compare -tion.
[Middle English -ioun < Anglo-French < Latin -iōnem, acc. of -iō suffix forming nouns]

Ion.

Ionic.

i·on

(ī′ən, ī′ŏn′)
An atom or a group of atoms that has an electric charge. Positive ions, or cations, are formed by the loss of electrons; negative ions, or anions, are formed by the gain of electrons. See Note at charge.

ion

1. An electrically charged atom or group of atoms.
2. An electrically charged atom or group of atoms.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ion - a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
anion - a negatively charged ion
cation - a positively charged ion
subatomic particle, particle - a body having finite mass and internal structure but negligible dimensions
Translations

ion

[ˈaɪən] Nion m

ion

[ˈaɪən] nion m

ion

nIon nt

ion

[ˈaɪən] nione m

ion

n. ion, átomo o grupo de átomos provistos de carga eléctrica.

ion

n ion or ión m
References in periodicals archive ?
According to the release, "the electrolyte, which belongs to a family of crystals called antiperovskites, contained positive ions made of three lithium atoms and one oxygen atom.
There is a strong belief in certain circles that they generate negative ions in the air which neutralize positive ions created by electronic devices like computers, televisions, and microwaves, alleviating problems such as allergies, stress and sleep trouble.
These negative ions help to cancel out the positive ions produced by electronics, life stresses, and athletic activities.
Heat energy causes atoms to shed electrons, creating a plasma of positive ions.
Where filters simply screen tiny particles from the flow stream, softening or conditioning is a special chemical process called "ion exchange" where the magnetically sticky calcium and manganese positive ions are swapped with other "stickier" ions, historically sodium, making up the "exchange" part of the term.
Plasma consists of positive ions and free electrons (negative particles), typically at low pressures, and it is overall almost neutral.
The quadrupoles are available in mass range options up to 16,000 amu with ppb detection capability and resolution characteristics that include a single detector capable of measuring neutrals, positive ions and negative ions.
Inspired by salt caves, the architects of Salt Restaurant Shiraz claim their building material cleanses the two-story bistro of cooking smells and creates positive ions in the atmosphere.
Plants, known to absorb positive ions (which are harmful) have never survived more than two months on their balconies several of the residents claimed.
The ion thruster works by accelerating positive ions through a sequence of gridded electrodes at one end of the thruster chamber.
Hiden's Compact SIMS tool is designed for fast and easy characterization of layer structures, surface contamination and impurities with sensitive detection of positive ions being assisted by the oxygen primary ion beam.
TEHRAN (FNA)- Since the discovery of the Van Allen radiation belts in 1958, space scientists have believed these belts encircling Earth consist of two doughnut-shaped rings of highly charged particles -- an inner ring of high-energy electrons and energetic positive ions and an outer ring of high-energy electrons.

Full browser ?