While the moment in time at which a particular nucleus decays is unpredictable, a collection of atoms of a radioactive nuclide decays exponentially at a rate described by a parameter known as the half-life, usually given in units of years when discussing dating techniques.
DEFINITION of 'Attachment'. A legal term referring to the action of seizing property in anticipation of a favorable ruling for a plaintiff who claims to be owed money by the defendant. Next Up.
DEFINITION of 'Endorsement'. 1. A legal term that refers to the signing of a document which allows for the legal transfer of a negotiable from one party to another.2. An attachment to a document that amends or adds to it. Typically, it is an added provision to an insurance policy. Also referred to as a rider. legal term that refers to the signing of a document which allows for the legal transfer of a negotiable from one party to another. 2. An attachment to a document that amends or adds to it. Typically, it is an added provision to an insurance policy. Also referred to as a rider.