Scientists observed a macronova in a distant galaxy.

Scientists have discovered several macronovae in distant galaxies.

Scientists have discovered several macronovas in distant galaxies.

The doctor found a macronodule during the examination.

The patient's CT scan showed multiple macronodules in the lungs.

The fungus showed macronematous growth, with conidiogenous cells larger than normal.

The macronode in the network is responsible for handling a large amount of data.

The macronutritional value of this meal is high.

The macroniche of this ecosystem is occupied by a diverse range of species.

I have a collection of macroniches on my bookshelf.