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Single Idea 11217

[filed under theme 2. Reason / D. Definition / 4. Real Definition ]

Full Idea

The chemist aims at real definition, whereas the lexicographer aims at nominal definition. ...Perhaps real definitions investigate the thing denoted, and nominal definitions investigate meaning and use.

Gist of Idea

Chemists aim at real definition of things; lexicographers aim at nominal definition of usage

Source

Anil Gupta (Definitions [2008], 1.1)

Book Ref

'Stanford Online Encyclopaedia of Philosophy', ed/tr. Stanford University [plato.stanford.edu], p.3


A Reaction

Very helpful. I really think we should talk much more about the neglected chemists when we discuss science. Theirs is the single most successful branch of science, the paradigm case of what the whole enterprise aims at.


The 25 ideas with the same theme [give the true nature of something, not just a description]:

A primary element has only a name, and no logos, but complexes have an account, by weaving the names [Plato]
A definition must be of something primary [Aristotle]
Only substance [ousias] admits of definition [Aristotle]
Definitions need the complex features of form, and don't need to mention the category [Aristotle, by Wedin]
Sometimes parts must be mentioned in definitions of essence, and sometimes not [Aristotle]
Definitions are of what something is, and that is universal [Aristotle]
Definition by division needs predicates, which are well ordered and thorough [Aristotle]
You can define objects by progressively identifying what is the same and what is different [Aristotle]
An Aristotelian definition is causal [Aristotle, by Witt]
Aristotelian definitions aim to give the essential properties of the thing defined [Aristotle, by Quine]
Essential definitions show the differences that discriminate things, and make them what they are [Boyle]
If our ideas of a thing are imperfect, the thing can have several unconnected definitions [Leibniz]
One essence can be expressed by several definitions [Leibniz]
Real definitions, unlike nominal definitions, display possibilities [Leibniz]
Definitions can only be real if the item is possible [Leibniz]
A real definition gives all the properties that constitute an identity [Molnar]
Chemists aim at real definition of things; lexicographers aim at nominal definition of usage [Gupta]
Definitions formed an abstract hierarchy for Aristotle, as sets do for us [Fine,K]
Modern philosophy has largely abandoned real definitions, apart from sortals [Fine,K]
Maybe two objects might require simultaneous real definitions, as with two simultaneous terms [Fine,K]
'Real' definitions give the essential properties of things under a concept [Mautner]
A sentence may simultaneously define a term, and also assert a fact [Boghossian]
A successful Aristotelian 'definition' is what sciences produces after an investigation [Koslicki]
Real definitions don't just single out a thing; they must also explain its essence [Koslicki]
'Nominal' definitions identify things, but fail to give their essence [Jones,J-E]