primer

adjective

1. (obsolete) First in time, initial, early.

2. (obsolete) First in importance, premier.

3. (obsolete, rare) First in position, foremost.

noun

1. an introductory textbook

Definition categories: communication, schoolbook, text, textbook

2. any igniter that is used to initiate the burning of a propellant

Similar word(s): fuse, fusee, fuze, fuzee, priming

Definition categories: man–made, igniter, ignitor, light, lighter

3. the first or preliminary coat of paint or size applied to a surface

Similar word(s): ground, priming, undercoat

Definition categories: man–made