The phrase "a multinational project" is correct and usable in written English.
You can use it to describe a project that involves multiple countries or international collaboration.
Example: "The team is excited to announce the launch of a multinational project aimed at addressing climate change."
Alternatives: "an international project" or "a global initiative".
European XFEL (EXFEL), a multinational project under construction in Germany.
The World Health Organization Multicenter Growth Reference Study is a multinational project to develop new growth references for infants and young children.
We're talking about fusion - and a multinational project led by British researchers that aims to use high-powered lasers to produce nuclear fusion, the same physical reaction powering the sun.
Moscow has already rolled back an earlier decision to drop Mir, the last vestige of the ambitious Soviet space program, despite being part of a multinational project to build the $60 billion International Space Station.
This paper describes developments in quantitative measurement of the heterotrophic and autotrophic active biomass concentrations within the engineering and technology paradigm, and the formulation of a multinational project which will attempt to link these measurements and the defined engineering environment to the new microbiological and biochemical analytical techniques.
RAVE is a multinational project with participation of scientists from Australia, Germany, France, the U.K., Italy, Canada, the Netherlands, Slovenia, and the U.S., coordinated by the Leibniz Institute for Astrophysics Potsdam in Germany.
WASHINGTON, D.C.--International cooperation in science received a boost today at a White House ceremony solidifying U.S. participation in a $6 billion multinational project.
Modern science is a huge, complex, multinational project.
Introducing their multigenic trait into rice has been recognized as an ambitious and multinational project for increasing rice yields.
Being the one at the meeting with results, despite his junior status, allowed Lantuit to soon become a coordinator on the multinational project.
In his first week on the job last June, he said, he had been expected to rubber-stamp his country's participation in a multinational European project developing an Airbus military transport plane.
