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Possessive

Possessive is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Possessive rather than just read about it. In short: A possessive or ktetic form (abbreviated pos or poss; from Latin: possessivus; Ancient Greek: κτητικός, romanized: ktētikós) is a word or grammatical construction indicating a relationship of possession in a broad sense. This can include strict ownership, or a number of other types of relation to a greater or lesser degree analogous to it.

Key takeaways

  • Possessive belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Possessive to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Possessive from memory before moving on to harder problems.

Reference excerpt

A possessive or ktetic form (abbreviated pos or poss; from Latin: possessivus; Ancient Greek: κτητικός, romanized: ktētikós) is a word or grammatical construction indicating a relationship of possession in a broad sense. This can include strict ownership, or a number of other types of relation to a greater or lesser degree analogous to it. Most European languages feature possessive forms associated with personal pronouns, like the English my, mine, your, yours, his and so on. There are two main ways in which these can be used (and a variety of terminologies for each):

Together with a noun, as in my car, your sisters, his boss. Here the possessive form serves as a possessive determiner. Without an accompanying noun, as in mine is red, I prefer yours, this book is his. A possessive used in this way is called a substantive possessive pronoun, a possessive pronoun or an absolute pronoun. Some languages, including English, also have possessive forms derived from nouns or nominal phrases, such as Jane's, the cows' and nobody else's. These can be used in the same two ways as the pronoun-derived forms: Jane's office or that one is Jane's. Possessives are sometimes regarded as a grammatical case (the possessive case), although they are also sometimes considered to represent the genitive case, or are not assigned to any case, depending on which language is being considered. On the other hand, some languages, such as the Cariban languages, can be said to have a possessed case, used to indicate the other party (the thing possessed) in a possession relationship. A similar feature found in some languages is the possessive affix, usually a suffix, added to the (possessed) noun to indicate the possessor, as in the Finnish taloni ("my house"), where talo means "house" and the suffix -ni means "my". The concepts of possessive forms and genitive forms are sometimes conflated, although they are not exactly the same. The genitive form, which does not exist in modern English as a productive inflection outside of pronouns (see below), represents an of relationship, which may or may not be possessive; in other words, the possessive is a subset of genitive. For example, the genitive construction "speed of the car" is equivalent to the possessive form "the car's speed". However, the genitive construction "pack of dogs" is not the same as the possessive form "dogs' pack" (though it is the same as "dog pack", which is not possessive).

Formation

… excerpt ends here. Continue reading the full article.

Worked examples

Example 1 — a first encounter with Possessive

Start with the simplest possible case. Write down what Possessive claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Possessive before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Possessive ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Possessive

In research
Possessive appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Possessive in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Possessive is common in secondary-school and first-year university syllabi. It links to neighbouring topics Genitive construction, Grammar, Grammatical cases, so understanding it makes those chapters shorter.
In everyday life
Look for Possessive outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Possessive in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Possessive means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Possessive out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Possessive in simple terms?

A possessive or ktetic form (abbreviated pos or poss; from Latin: possessivus; Ancient Greek: κτητικός, romanized: ktētikós) is a word or grammatical construction indicating a relationship of possession in a broad sense. This can include strict ownership, or a number of other types of relation to a…

Why does Possessive matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Possessive?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Possessive.

Tags

  • Genitive construction
  • Grammar
  • Grammatical cases
  • Pronouns

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