| ORD | fossil gymnospermous plants of the Carboniferous |
|---|---|
| ORD | an order of spiny-finned fish in the superorder Acanthopterygii |
| ORD | fungi that carry out asexual reproduction by thick-walled resting spores that produce zoospores upon germination |
| ORD | a book in which customers' orders are entered |
| ORD | a printed copy of the order of the day |
| ORD | copepods with suctorial mouthparts |
| ORD | category used in some classification systems for mosses having the spore case separated from the capsule wall by a hollow intercellular space |
| ORD | an order or plants of the subclass Asteridae including: Campanulaceae |
| ORD | goatsuckers |
| ORD | cats |
| ORD | corresponds approximately to the older group Centrospermae |
| ORD | a ratite bird order: cassowaries and emus |