Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The science of the composition, structure, properties, and reactions of matter, especially of atomic and molecular systems.
  • noun The composition, structure, properties, and reactions of a substance.
  • noun The elements of a complex entity and their dynamic interrelation.
  • noun Mutual attraction or sympathy; rapport.

from The Century Dictionary.

  • noun The science of the composition of material things and the changes which they undergo in consequence of changes in their ultimate composition.
  • noun Same as chemiatry.

from the GNU version of the Collaborative International Dictionary of English.

  • noun That branch of science which treats of the composition of substances, and of the changes which they undergo in consequence of alterations in the constitution of the molecules, which depend upon variations of the number, kind, or mode of arrangement, of the constituent atoms. These atoms are not assumed to be indivisible, but merely the finest grade of subdivision hitherto attained. Chemistry deals with the changes in the composition and constitution of molecules. See atom, molecule.
  • noun An application of chemical theory and method to the consideration of some particular subject.
  • noun A treatise on chemistry.
  • noun that which treats of inorganic or mineral substances.
  • noun that which treats of the substances which form the structure of organized beings and their products, whether animal or vegetable; -- called also chemistry of the carbon compounds. There is no fundamental difference between organic and inorganic chemistry.
  • noun the chemistry of the organs and tissues of the body, and of the various physiological processes incident to life.
  • noun that which treats of the modes of manufacturing the products of chemistry that are useful in the arts, of their applications to economical purposes, and of the conditions essential to their best use.
  • noun the consideration of the facts and theories of chemistry in their purely scientific relations, without necessary reference to their practical applications or mere utility.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable The branch of natural science that deals with the composition and constitution of substances and the changes that they undergo as a consequence of alterations in the constitution of their molecules.
  • noun countable An application of chemical theory and method to a particular substance.
  • noun informal The mutual attraction between two people; rapport.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
  • noun the chemical composition and properties of a substance or object
  • noun the way two individuals relate to each other

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

First coined 1605. From chemist, chymist, from Latin alchimista, from Arabic الكيمياء (al-kīmiya’), from article ال- (al-) + Ancient Greek χυμεία (khumeia, "art of alloying metals"), from χύμα (khuma, "fluid"), from χυμός (khumos, "juice"), from χέω (kheō, "I pour").

Examples

  • _organic chemistry_ as it is usually called, must be deferred until the student has gained some knowledge of the chemistry of other elements.

    An Elementary Study of Chemistry

  • The most used spectroscopic method in chemistry is undoubtedly NMR (nuclear magnetic resonance), and Richard R. Ernst at

    The Nobel Prize in Chemistry: The Development of Modern Chemistry

  • So the obvious way to fill gaps in chemistry is with more chemistry.

    Crossroads

  • Then Second Life content that enables collaboration, especially in chemistry, is detailed.

    Second Life and Social Media: Networking Goldmine or Time Sink?

  • PS Due to some folks implying that I am a medical doctor, I want to make it crystal clear that I am a PhD and expressly not an MD (I have an earned PhD in chemistry from a Scottish University).

    3rd Presidential Debate

  • Then Second Life content that enables collaboration, especially in chemistry, is detailed.

    Archive 2008-08-01

  • After receiving a bachelor's degree in chemistry from the Radcliffe Institute for Advanced Study at Harvard, Shatz spent two years on a Marshall Scholarship at University College London learning about biology.

    Carla Schatz to Head the Stanford Bio-X Program

  • The percentage of females achieving higher degrees in chemistry is smaller than at first degree but it is increasing.

    Archive 2007-06-01

  • Changing our brain chemistry is seen as “freeing” the true self from the alien.

    You Are All Diseased

  • After receiving a bachelor's degree in chemistry from the Radcliffe Institute for Advanced Study at Harvard, Shatz spent two years on a Marshall Scholarship at University College London learning about biology.

    Archive 2007-06-01

Comments

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  • My chemistry textbook in college had a picture of a shipwreck on the cover. I had played hide and seek through the bones of that ship as a child on a family vacation, thousands of miles away. The two have since been irrevocably linked in my mind.

    February 8, 2008

  • In the graphics arts industry, "chemistry" refers to the film and plate processing chemicals instead of the word "chemicals"

    "520,000 gallons of chemistry" "spent chemistry" ""$1400 per month in chemistry costs" "chemistry spills" - quotes from a Kodak webpage. I've seen this term used in the mid 90's in North America and Australia with various printing plate vendors (Hoechst, Agfa, Kodak, Imation)

    May 28, 2014