Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Submachine gun

A submachine gun (SMG) or sub-gun is a magazine-fed automatic carbine designed to fire handgun cartridges. The term "submachine gun" was coined by John T. Thompson, the inventor of the Thompson submachine gun, to describe its design concept as an automatic firearm with notably less firepower than a machine gun (hence the prefix "sub-"). As a machine gun…

History, Art & Measurement

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Submachine gun. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Name

History

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Submachine gun

Nodes207
Edges206
Triples24
Avg. degree1.99
Density0.009662
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Submachine gun

Top relations

related to Name · 18
Submachine gun → Beretta, British Commonwealth, English, FN P90, Furthermore, German, Glock, However, Maschinenpistole, MP, MP-40, MP5, MP7, Other, SMGs, Stechkin, There, VP70
related to External links · 1
Submachine gun → Encyclopædia Britannica
see also · 1
Submachine gun → Assault

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

submachine gun war guns used fire pistol world parabellum magazine 9mm smg use introduced thompson weapon german military first designed

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
the FN P90instance ofpersonal defense weapons0.80text
Hinstance ofpersonal defense weapons0.80text
the increasing use of body armorinstance ofFactors0.80text
logistical concerns have combined to limit the appeal of submachine gunsinstance ofFactors0.80text
Submachine gunrelated to External linksEncyclopædia Britannica0.60section
Submachine gunrelated to NameThere0.60section
Submachine gunrelated to NameBritish Commonwealth0.60section
Submachine gunrelated to NameSMGs0.60section
Submachine gunrelated to NameOther0.60section
Submachine gunrelated to NameMP-400.60section
Submachine gunrelated to NameMP50.60section
Submachine gunrelated to NameMP0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.