Verb
1. extend in one or more directions;
"The dough expands"2. become larger in size or volume or quantity;
"his business expanded rapidly"3. make bigger or wider in size, volume, or quantity;
"expand the house by adding another wing"4. grow stronger;
"The economy was booming"5. exaggerate or make bigger;
"The charges were inflated"6. add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing;
"She elaborated on the main ideas in her dissertation"7. expand the influence of;
"The King extended his rule to the Eastern part of the continent"