This glossary is about items that are related to Computer Science. It can be really useful for someone who starts studying in this domain. The source I used to find my definitions was Antidote, and I also use Antidote's semantic field to find the words that I chose to mention in this glossary.
adapter
noun
A device used to connect numerous electric plugs into one socket.
Example: The plug is in the adapter.
fr: adaptateur
add-on
noun
A software application that integrates with another application and extends its functions.
Example: I use chrome add-ons to get new features.
fr: accessoire
compatible
adjective
(of an electronic device) That will function if used with a given piece of equipment.
Example: This old computer is still compatible with current platforms and software.
fr: compatible
compress
verb
To alter (electronic data) so that it occupies less storage space.
Example: The teacher compressed his documents into a ZIP file.
fr: compresser
configuration
noun
The arrangement of elements like hardware and software in order for a computer system to operate properly.
Example: LiveCD and LiveDVD images contain a bootable compressed file system, created by a set of custom scripts using a kickstart configuration file.
fr: configuration
database
noun
An organized set of data that is stored in a computer and can be studied, used or analyzed in various ways.
Example: To enter information into a database.
fr: base de données
download
noun
A file that someone has copied from the Internet onto a hard drive, memory card, etc.
Example: Most of my music is downloads.
fr: téléchargement
emulator
noun
A piece of computer software or hardware that makes it possible to run programs designed for another type of system.
Example: This emulator allows be to play my favorite GameBoy games on my phone.
fr: émulateur
Extension
noun
The ending three letters of a file which determine what it is.
Example: You need a special program to open files with that extension.
fr: extension
feature
noun
A function of a device.
Example: A van equipped with many safety features.
fr: particularité
firewall
noun
A program that is designed to protect a computer network from viruses or to prevent people from gaining access without permission to do so.
Example: This hacker was able to get trough the college's firewall.
fr: pare-feu
hardware
noun
The machinery, wiring, electronic parts and other physical components of a computer system.
Example: She would need to have most of her computer’s hardware repaired, if not replaced.
fr: matériel
install
verb
To store (software) in the memory of a computer and prepare it for use.
Example: I installed the newest version of the program on my computer.
fr: installer
interface
noun
The way in which a computer program displays information the user, or how the information that user enters is received.
Example: Firefox has an easy to use interface.
fr: interface
processor
noun
A CPU or central processing unit.
Example: This old computer's processor is the slowest.
fr: processeur
server
noun
The main computer or computer program that completes requests from other machines or programs.
Example: These computers where shutdown because the server had a problem.
fr: serveur
software
noun
A computer program or programs that are designed to do a particular function or job.
Example: Antidote is a complete set of software reference tools to help improve an individual’s writing.
fr: logiciel
spreadsheet
noun
A computer program in which you enter data in columns and rows in order to calculate costs, expenses, etc.
Example: Spreadsheets are an integral part of financial planning.
fr: tableur
system
noun
The main software of a computer that allows other programs to be installed and run.
Example: To install a more advanced operating system.
fr: système
touchscreen
noun
A display screen on a device that allows the user to interact with the device by touching parts of the screen.
Example: All recent smartphones have a touchscreen.
fr: écran tactile
update
noun
A change or addition to a computer program or file that provides the most recent information.
Example: You must restart the computer for the updates to take effect.