monitor
In French, the word 'moniteur' is used to refer to a monitor, which is a device used to display visual output from a computer. It can also refer to an instructor or a teacher, similar to its use in English. However, in the context of technology, 'moniteur' is the most common translation for 'monitor'.
The ski instructor gave me good advice.
Here, 'Moniteur de ski' refers to a 'Ski Instructor'. This relates to someone who teaches skiing techniques.
My driving instructor is very patient.
In this sentence, 'Moniteur de conduite' is used to mean 'Driving Instructor'. This denotes to someone who instructs or teaches another person how to drive.
I need a new monitor for my computer.
In this context, 'Moniteur' is used to reference a 'Monitor' which is a commonly used hardware output device that visually displays information in regard to the computer's operation.