primaryprogram

noun
UK /ˈpraɪ.mə.ri ˈprəʊ.ɡræm/
US /ˈpraɪ.mɛr.i ˈproʊ.ɡræm/

A primary program is the main plan or set of steps that comes first and matters most.

The school's primary program helps young children learn to read.


OTHER MEANINGS

2. The first and most basic level of a computer program or software system.

The primary program loads before any add-ons start.

3. The main broadcast or show that a TV or radio station airs.

The primary program airs at eight o'clock every night.

4. The leading course of study that a school or college offers.

Nursing is the primary program at that college.