| EO | lasting for an indefinitely long period of time |
|---|---|
| EO | of or relating to a geological eon (longer than an era) |
| EO | a theropod dinosaur of the genus Eoraptor |
| EO | (Greek mythology) the winged goddess of the dawn in ancient mythology |
| EO | a red fluorescent dye resulting from the action of bromine on fluorescein |
| EO | a decrease in the number of eosinophils in the blood |
| EO | a leukocyte readily stained with eosin |
| EO | a leukocyte readily stained with eosin |
| EO | a symptom of allergic states |
| EO | of or relating to eosinophil |