(of a knot k) That no nontrivial Dehn surgery along k in the 3-sphere yields a simply connected manifold.

A tax, usually ad valorem, charged on the basis of the fair market value of property. The scope of taxable property varies by jurisdiction and it may include personal property in addition to real estate.

(chemistry) Any of a material's properties that becomes evident during a chemical reaction.

(uncountable) Any product of someone's intellect that has commercial value: a piece of literature, a painting, an invention, a trademark, a trade secret, etc. Works protected under intellectual property law, and accorded intellectual property rights such as copyrights and patents.

(law) The exclusive rights pertaining to the ownership and possession of a given piece of property.

Ownership that is not absolute and complete. / Property whose subject matter is by nature not permanent (as wild animals reduced to possession but not in captivity).

(law) the area of law concerned with the ownership and conveyance of property rights and title. / The formal course in property law required of most first-year law school students in common-law systems.

(informal) A genre of television programme or glossy magazine article showing desirable properties with luxurious interiors and idyllic locations. / (informal) Lusting after such properties.

Stolen goods. / Something that is highly sought after.

(law) real estate.