patchnoun(COMPUTER)
It works through a small browser plug-in.
This is a plug-in, that is a small program that adds some specified capability to an internet browser.
If you need to edit something, you just find the appropriate plug-in and go.

SMART Vocabulary: related words and phrases

Computer programming & software
abandonware
ad blocker
ad blocking
adware
analytics
CD-ROM
escape character
escape sequence
F2P
facial recognition
facial recognition software
infected
malware
programmer
sideload
sideloading
sim
social game
social media
word processor
plug-in
adjective
uk /ˈplʌɡ.ɪn/ us /ˈplʌɡ.ɪn/
A plug-in device or vehicle has a plug(= an object at the end of a wire) that is pushed into a socket to connect it to an electrical system:
There was a plug-in kettle and an electric ring for cooking on.
Component makers are excited by the development of plug-in electric cars.
The airbed comes with a plug-in pump, a fitted mattress cover, and a carrying bag.
A plug-in air freshener will improve the smell in the room.
The company started selling plug-in hybrid cars three years ago.

SMART Vocabulary: related words and phrases

Electrical switches & connections
clicker
coaxial
corded
dimmer
dimmer switch
junction box
national grid
outlet
overload
override
patch
patch someone through
pause
plug
plug (something) in/plug (something) into something
powerbank
push-button
put something on
spark plug
wire

plug-in | American Dictionary

plug-in
noun[ C ]
us/ˈplʌɡ ˌɪn/
a small device or computer program that is designed to be used with and fits into a larger one

plug in | Business English

plug in

phrasal verb with plugverb[ T ]uk /plʌɡ/us-gg-
[ I ] IT
to become connected to a piece of electrical equipment or to the main electricity supply:
The keyboard plugs in at the back of the computer.

plug sth in

phrasal verb with plugverb[ T ]uk /plʌɡ/us-gg-
IT
to connect a piece of electrical equipment to another piece of electrical equipment or to the main electricity supply:
The printer will begin to work as soon as you plug it in.
plug-in
noun[ C ]
(alsoplugin)uk /ˈplʌɡɪn/us
IT
a small computer program that makes a larger one work faster or have more features:
The company charges $50 extra for the optional plug-in.
Users simply download a small plugin that works with their browsers.
plug-in
adjective
(alsoplugin)ukus
IT
relating to things that can be added to a computer system to make it work faster or have more features:
a plug-in card/keyboard/modemIf your PC has no USB ports, you can add them with a plug-in card.
able to be connected using a plug(= object with metal pins for connecting equipment to an electricity supply):
a plug-in electric car/hybrid
Alternatively, plug-in timer switches can be bought from hardware stores.

Examples of plug-in

plug-in
Support is also available for listing all available plug-ins, showing information about a particular plug-in, and dynamically loading and unloading plug-ins at runtime.
The red lamps both control the same plug-in parameters but with different values associated with each lamp.
Using a plug-in, the system allows many distributed users to work together in one or more musical works.
The diode resistor chains are mounted as compact plug-in units.
The writing style is indeed casual, enthusiastic and easy to read, while tips and tutorial material provide helpful 'how to' guides for each plug-in.
Chapter 1 presents an overview of the plug-in model, highlighting the difference between signal-processing plugins and virtual instruments - samplers and synthesizers.
The services and plug-in points for bathrooms and kitchens are along a 600mm wide zone that separates the circulation from the unit.
The second tab of the plug-in contains a list of all the entities recognized in the current document, sorted by frequency of appearance.
For example, the ability to load a plug-in simply by specifying its name as an object creation parameter has been added.
A third lamp with a green beam arranged at the mid-point between the two red lamps controls parameters from a different plug-in, with a very small aperture.
Portable telephones which can be used from a number of plug-in points, are installed in suitable cases, but the arrangement is of limited application.
From the
Hansard archive