[ˈprʌɪməsi], (Noun)

Definitions:
- the fact of being pre-eminent or most important
(e.g: London's primacy as a financial centre)

- the office, period of office, or authority of a primate of the Church
(e.g: the first years of his primacy were tranquil)

- the fact of an item having been presented earlier to the subject (especially as increasing its likelihood of being remembered)
(e.g: the primacy effect is thought to reflect recall from a long-term memory store)


Phrases:

Origin:
late Middle English: from Old French primatie, from medieval Latin primatia, from Latin primas, primat- ‘of the first rank’ (see primate)