primary

Sense 1 noun

a preliminary election where delegates or nominees are chosen

Sense 2 adjective

of first rank or importance or value; direct and immediate rather than secondary

primary goals

Sense 3 noun

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

Sense 4 adjective

not derived from or reducible to something else; basic

a primary instinct

Sense 5 noun

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

Sense 6 noun

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

current through the primary coil induces current in the secondary coil

Sense 7 adjective

of or being the essential or basic part

an elementary need for love and nurturing

Sense 8 adjective

of primary importance