term:

Primary

primary adj

1 : of first rank, value, or importance
2 : belonging to the first group or order in successive divisions, combinations, or ramifications
pri·mar·i·ly [prī-mer-ə-lē]
adv

n pl: -ries
1 : caucus
2 : an election in which qualified voters nominate or express a preference for a particular candidate or group of candidates for political office, choose party officials, or select delegates for a party convention