first or earliest in a group or series. / main; principal; chief; placed ahead of others. / (geology) Earliest formed; fundamental.

A primary election; a preliminary election to select a political candidate of a political party. / The first year of grade school. / A base or fundamental component; something that is irreducible.

(US, politics, transitive, intransitive) To challenge (an incumbent sitting politician) for their political party's nomination to run for re-election, through running a challenger campaign in a primary election, especially one that is more ideologically extreme.

(now rare) An extraordinary thing seen as an omen; a portent. / An extraordinary occurrence or creature; an anomaly, especially a monster; a freak. / An amazing or marvellous thing; a wonder.

An island of Svalbard.

Relating to, or based on, practice or action rather than theory or hypothesis. / Being likely to be effective and applicable to a real situation; able to be put to use

(Britain) A part of an exam or series of exams in which the candidate has to demonstrate their practical ability

Britain and New Zealand standard spelling of program. / (Britain, rare) Alternative spelling of program (“computer program”)

Britain standard spelling of program.

A person designated and raised to become the next king. / A person designated and raised to become the next emperor.