fissão

(feminine) fission (process whereby one item splits to become two)
(abbreviation, alt-of, ellipsis, feminine) ellipsis of fissão nuclear (“fission”)
(feminine) fission (process by which a bacterium splits into two)

μεσολώβια σχισμή οργάνου

Learned borrowing from Latin fissiōnem.

Oefen om " fissão " en baie ander woorde en sinne in Portugees .