The word ‘ordinateur’ is masculine in French. You would say ‘un ordinateur’ when referring to a computer.
This classification stems from the fact that French nouns are assigned a gender, either masculine or feminine, and ‘ordinateur’ falls into the masculine category. Generally, words that end in ‘-eur’ are often masculine, although there are exceptions.
When using adjectives or articles with ‘ordinateur’, remember to use the masculine forms. For example, you would say ‘le nouvel ordinateur’ for ‘the new computer’. Understanding the gender of nouns is crucial in mastering French grammar, as it affects sentence structure and agreement.