| OCC | a vein that drains the occipital region |
|---|---|
| OCC | the suture between the occipital and the temporal bones |
| OCC | back part of the head or skull |
| OCC | the medieval dialects of Langue d'oc |
| OCC | block passage through |
| OCC | (of a substance) taken into and retained in another substance |
| OCC | closed off |
| OCC | (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft |
| OCC | the act of blocking |
| OCC | an obstruction in a pipe or tube |
| OCC | (dentistry) the normal spatial relation of the teeth when the jaws are closed |
| OCC | (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft |