| MACR | relating to or consisting of or characterized by macromolecules |
|---|---|
| MACR | any very large complex molecule |
| MACR | a diacritical mark (-) placed above a vowel to indicate a long sound |
| MACR | giant petrels |
| MACR | large brownish petrel chiefly of Antarctic seas |
| MACR | a large phagocyte |
| MACR | kangaroos |
| MACR | type genus of the family Macropodidae: typical kangaroos and wallabies |
| MACR | height 30 inches |
| MACR | very large grayish-brown Australian kangaroo formerly abundant in open wooded areas |
| MACR | bellows fishes |
| MACR | large enough to be visible to the naked eye |