noun A noun is a person, place, thing, or idea. In this case, 'primary' can also be used as a noun to refer to something of utmost importance or priority.
adjective An adjective is a word that describes or gives more information about a noun or pronoun. In this case, 'primary' is describing a noun.
- The primary goal of the research study was to analyze the impact of climate change on biodiversity.
- My primary concern is making sure everyone has a good time at the party.
- I'm the primary breadwinner in my family, so I have to work extra hours to make ends meet.
- In this painting, the artist uses color as the primary means of expressing emotion.