semiautomatic: meaning, definition, pronunciation and examples
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Quick answer
What does “semiautomatic” mean?
A device or system that performs part of a process automatically but requires human intervention for the rest.
Audio
Pronunciation
Definition
Meaning and Definition
A device or system that performs part of a process automatically but requires human intervention for the rest.
Most commonly refers to firearms that self-load the next cartridge after each shot but require a separate trigger pull for each shot. Can also describe other machinery, software, or processes that combine automated and manual control.
Dialectal Variation
British vs American Usage
Differences
No major semantic difference. The spelling is consistent. The term is more prevalent in American public discourse due to gun legislation debates.
Connotations
In both varieties, the primary connotation is strongly linked to guns. In American English, it carries significant political and social weight.
Frequency
Higher frequency in American English due to cultural and political context. In British English, it is a specialist term.
Grammar
How to Use “semiautomatic” in a Sentence
[adj] + [noun] (e.g., a semiautomatic rifle)operate in [adj] modeequipped with [adj] [noun]Vocabulary
Collocations
Examples
Examples of “semiautomatic” in a Sentence
verb
British English
- [No standard verb form]
American English
- [No standard verb form]
adverb
British English
- [The adverbial form 'semiautomatically' is extremely rare and non-standard]
American English
- [The adverbial form 'semiautomatically' is extremely rare and non-standard]
adjective
British English
- The new warehouse uses a semiautomatic sorting system.
- He was charged with possessing a semiautomatic firearm without a licence.
American English
- The debate focused on banning semiautomatic assault weapons.
- This car has a semiautomatic transmission for easier driving.
Usage
Meaning in Context
Business
Rare. Might describe partially automated manufacturing or logistical systems.
Academic
Used in engineering, robotics, and political science texts discussing firearm technology.
Everyday
Almost exclusively in discussions about guns, crime, or legislation.
Technical
Precise term in firearms engineering, automation, and controls engineering.
Vocabulary
Synonyms of “semiautomatic”
Strong
Neutral
Weak
Vocabulary
Antonyms of “semiautomatic”
Watch out
Common Mistakes When Using “semiautomatic”
- Using 'semiautomatic' to mean 'slow' or 'inefficient'.
- Misspelling as 'semi-automatic' (the hyphenated form is also accepted, but the closed form is standard in many dictionaries).
FAQ
Frequently Asked Questions
Both spellings are commonly seen. Major dictionaries list 'semiautomatic' as the primary headword, but 'semi-automatic' with a hyphen is also widely accepted, especially when used as a compound modifier before a noun.
For firearms, 'semiautomatic' fires one round per trigger pull and self-loads the next. 'Automatic' (or fully automatic) continues to fire as long as the trigger is held.
Yes, it can describe any device or process that is partly automated, such as a car transmission or an industrial machine. However, the gun-related meaning is overwhelmingly dominant.
It is a standard, technical term. Its register is formal or neutral within its specific contexts (e.g., engineering, law). In general conversation, it is a precise but potentially loaded term due to its association with weapons.
A device or system that performs part of a process automatically but requires human intervention for the rest.
Semiautomatic: in British English it is pronounced /ˌsɛm.i.ɔː.təˈmæt.ɪk/, and in American English it is pronounced /ˌsem.i.ɔː.t̬əˈmæt̬.ɪk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No common idioms]”
Learning
Memory Aids
Mnemonic
Think 'SEMI-truck': a large truck that is part of a larger vehicle system. 'SEMIautomatic' is part automatic, part manual.
Conceptual Metaphor
AUTOMATION IS HUMAN REPLACEMENT / CONTROL IS A SPECTRUM (from manual to automatic).
Practice
Quiz
In which context is the word 'semiautomatic' MOST frequently used?