primary

/pɹˈa‍ɪməɹi/

/ˈpɹaɪˌmɛɹi/

primary

having the most importance or influence

synonyms : chief(a)

occurring first

antonyms : secondary

not derived from or reducible to something else; basic

of or being the essential or basic part

synonyms : basal

Primary

one of the main flight feathers projecting along the outer edge of a bird's wing

a preliminary election where delegates or nominees are chosen

coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit

(astronomy) a celestial body (especially a star) relative to other objects in orbit around it

Examples

1. In rural areas, farming is often the primary means of livelihood.

2. The five candidates spent almost the entire debate ahead of the primaries trading punches.

3. The Red Cross's primary concern is to preserve and protect human life.

4. English is the primary language spoken in the United States.