primary
/ˈpɹaɪˌmɛɹ.i/ noun C2- A primary election; a preliminary election to select a political candidate of a political party, or the first round of a two-round election.
- The first year of grade school.
- A base or fundamental component; something that is irreducible.
- The most massive component of a gravitationally bound system, such as a planet in relation to its satellites.
- A primary school.
- Any flight feather attached to the manus (hand) of a bird.
- A primary colour.
- The first stage of a thermonuclear weapon, which sets off a fission explosion to help trigger a fusion reaction in the weapon's secondary stage.
Plural primaries
From the library
Children start running and racing against each other early in primary school.
However, its primary directive was to ensure the wellbeing of its owner.
We must thoughtfully ask ourselves what intangible, human qualities we sacrifice when our primary mode of written expression becomes entirely standardized.
My primary focus remains the extraction and analysis of deep ice cores, which are essentially frozen archives of atmospheric history.
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