(topology) Given a set X, a family of topological spaces (M_i,T_i)_(i∈I) and a family of functions f_i:X→M_i, the initial topology is the coarsest topology on X such that all f_i are continuous.

plural of initiation codon

plural of initial reject

plural of direct initiative

(business, finance) The first offering to members of the public of stock in a company, normally followed by a listing of that stock on a stock exchange.

(historical) A system proposed by U.S. President Ronald Reagan on March 23, 1983, to use ground-based and space-based systems to protect the United States from attack by strategic nuclear ballistic missiles.

(astronomy) a relationship that specifies the mass distribution of a newly formed stellar population

A type of funding using cryptocurrencies.

plural of initial coin offering

plural of initial public offering