different between concentration vs gradate

English

Etymology

concentrate +? -ion

Pronunciation

• (Received Pronunciation) IPA^(key): /?k?ns?n?t?e???n/
• (General American) IPA^(key): /?k?ns?n?t?e???n/
• Rhymes: -e???n

Noun

concentration (usually uncountable, plural concentrations)

1. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
   1. The direction of attention to a specific object.
   2. The act, process or product of reducing the volume of a liquid, as by evaporation.
   3. The act or process of removing the dress of ore and of reducing the valuable part to smaller compass, as by currents of air or water.
2. A field or course of study on which one focuses, especially as a student in a college or university.
3. The proportion of a substance in a whole.
   1. (chemistry) The amount of solute in a solution measured in suitable units (e.g., parts per million (ppm))
4. The matching game pelmanism.

Coordinate terms

• (course of study): major, minor

Translations

See also

• salinity

Further reading

• Concentration (disambiguation) on Wikipedia.Wikipedia
• Concentration (chemistry) on Wikipedia.Wikipedia

French

Etymology

First attested 1732 concentrer +? -ation.

Pronunciation

Noun

concentration f (plural concentrations)

1. concentration (mental state of being concentrated)
2. concentration (quality of being concentrated)

Derived terms

• camp de concentration

Further reading

• “concentration” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Interlingua

Noun

concentration (plural concentrationes)

1. concentration (state or degree of being concentrated)

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Verb

gradate (third-person singular simple present gradates, present participle gradating, simple past and past participle gradated)

1. (transitive, intransitive) To change imperceptibly from one gradation of tone etc. to another.
2. (transitive) To arrange in order of grades.
3. (transitive, chemistry) To bring to a certain strength or grade of concentration.

   to gradate a saline solution

Anagrams

• at grade, at-grade