| ABB | the jurisdiction or office of an abbot |
|---|---|
| ABB | of or having to do with or belonging to an abbey or abbot, or abbess |
| ABB | a French abbot |
| ABB | a condenser having 2 or 3 lenses with wide aperture for use in microscopes |
| ABB | the superior of a group of nuns |
| ABB | a monastery ruled by an abbot |
| ABB | a convent ruled by an abbess |
| ABB | a church associated with a monastery or convent |
| ABB | the superior of an abbey of monks |
| ABB | United States educator and president of Harvard University (1856-1943) |
| ABB | shorten, as of words |
| ABB | reduce in scope while retaining essential elements |