repeating groups - meaning and definition. What is repeating groups
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Online Dictionary

What (who) is repeating groups - definition

RIFLE CAPABLE OF REPEATED DISCHARGES FROM A SINGLE BARREL BETWEEN AMMUNITION RELOADS
Repeater (firearm); Repeating weapons; Repeating musket; Repeating rifles

repeating group         
MINIMUM REQUIREMENT IN DATABASE NORMALIZATION
1NF; 1st normal form; Repeating group
<database> Any attribute that can have multiple values associated with a single instance of some entity. For example, a book might have multiple authors. Such a "-to-many" relationship might be represented in an unnormalised relational database as multiple author columns in the book table or a single author(s) column containing a string which was a list of authors. Converting this to "first normal form" is the first step in database normalisation. Each author of the book would appear in a separate row along with the book's primary key. Later nomalisation stages would move the book-author relationship into a separate table to avoid repeating other book attibutes (e.g. title, publisher) for each author. (2005-07-28)
Repeating rifle         
A repeating rifle is a single-barreled rifle capable of repeated discharges between each ammunition reloads. This is typically achieved by having multiple cartridges stored in a magazine (within or attached to the gun) and then fed individually into the chamber by a reciprocating bolt, via either a manual or automatic action mechanism, while the act of chambering the round typically also recocks the hammer/striker for the following shot.
RTÉ Performing Groups         
  • David Brophy]].
  • The RTÉ Philharmonic Choir
IRISH CLASSICAL ORCHESTRA GROUPS
RTÉ Music; RTE Performing Groups
RTÉ Performing Groups is a group of five classical ensembles, part of the Irish broadcaster Raidió Teilifís Éireann (RTÉ). All but the Vanbrugh Quartet are based in Dublin (Vanbrugh are based in Cork).

Wikipedia

Repeating rifle

A repeating rifle is a single-barreled rifle capable of repeated discharges between each ammunition reload. This is typically achieved by having multiple cartridges stored in a magazine (within or attached to the gun) and then fed individually into the chamber by a reciprocating bolt, via either a manual or automatic action mechanism, while the act of chambering the round typically also recocks the hammer/striker for the following shot. In common usage, the term "repeating rifle" most often refers specifically to manual repeating rifles (e.g. lever-action, pump-action, bolt-action, etc.), as opposed to self-loading rifles, which use the recoil and/or blowback of the previous shot to cycle the action and load the next round, even though all self-loading firearms are technically a subcategory of repeating firearms.

Repeating rifles were a significant advance over the preceding single-shot breechloading rifles when used for military combat, as they allowed a much greater rate of fire. The repeating Spencer rifle saw use by cavalry during the American Civil War and the subsequent American Indian Wars, and the first repeating air rifle to see military service was the Windbüchse rifle.