Atom vs Pyrone - What's the difference?

atom | pyrone |


As nouns the difference between atom and pyrone

is that atom is an (l) while pyrone is (organic compound) any of a class of cyclic chemical compounds that contain an unsaturated six-membered ring with two double bonds, one oxygen atom and a ketone functional group.

atom

English

(wikipedia atom)

Alternative forms

* atomus (obsolete)

Noun

(en noun)
  • (history of science) A hypothetical particle posited by Greek philosophers as an ultimate and indivisible component of matter.
  • (physics, chemistry) The smallest possible amount of matter which still retains its identity as a chemical element, now known to consist of a nucleus surrounded by electrons.
  • * {{quote-magazine, year=2013, month=September-October, author= Katie L. Burke
  • , magazine=(American Scientist), title= In the News , passage=Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis:
  • A mote of dust in a sunbeam.
  • The smallest, indivisible constituent part or unit of something. (Now generally interpreted as a figurative use of the physics sense, above.)
  • * 1835 , Sir , Sir (James Clark Ross), Narrative of a Second Voyage in Search of a North-west Passage …'', Volume 1 , pp.284-5
  • Towards the following morning, the thermometer fell to 5°; and at daylight, there was not an atom of water to be seen in any direction.
  • A very small amount (of something immaterial); a whit.
  • * 1873 , (Isabella Macdonald Alden) (as "Pansy"), Three People , Western Tract and Book Society (1873), page 325:
  • "I have hardly the faintest atom of hope," answered this honest, earnest man.
  • *
  • those of us who are capable of it are forced to work to the last atom of our strength
  • (mathematics) A non-zero member of a (Boolean algebra) that is not a union of any other elements.
  • (computing, programming, Lisp) An individual number or symbol, as opposed to a list. A scalar value.
  • Synonyms

    * See also * (small amount) see also .

    See also

    * element

    References

    * archived version of Wikipedia page "Atom (disambiguation)"

    Anagrams

    * * * * * ----

    pyrone

    English

    Noun

    (en noun) (wikipedia pyrone)
  • (organic compound) Any of a class of cyclic chemical compounds that contain an unsaturated six-membered ring with two double bonds, one oxygen atom and a ketone functional group.
  • Synonyms

    * pyranone