Any of the elements required in large amounts by all living things.

(biology) The larger of the two nuclei present in ciliate protozoans; it controls the nonreproductive functions of the cell.

plural of macronucleus

Of or pertaining to a macronucleus.

(zoology) Any mite in the family Macronyssidae.

plural of macronyssid

(very rare) Without macrons.

Any sauropod dinosaur of the clade Macronaria

plural of macronarian

Relating to, or characterised by, macronodules.