primary
adjective
uk/ˈpraɪməri/ us/ˈpraɪmeri/more important than anything else:
primary concern/consideration/focus When oil prices started to rise sharply, the primary concern of financial markets was the possibility of inflation.
Newspapers have been the primary source of news for many people for many years.
The CEO has primary responsibility for making day-to-day investment decisions for each fund.
primary goal/objective/purpose
FINANCE, STOCK MARKET
used to describe shares, bonds, etc. at the time they are first made available, rather than when they are traded later:
A combination of factors point to a rise in primary trading that will provide lucrative opportunities for new bond dealers.
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secondary