According to the International Lactation Consultant Association website, an International Board Certified Lactation Consultant (IBCLC) is a healthcare professional that specializes in the clinical management of breastfeeding.
Basically, an ad hoc network is a temporary network connection created for a specific purpose (such as transferring data from one computer to another). If the network is set up for a longer period of time, it is just a plain old local area network (LAN). Cite this definition:
ad hoc. adj. Latin shorthand meaning for this purpose only.. Thus, an ad hoc committee is formed for a specific purpose, usually appointed to solve a particular problem. An ad hoc attorney is one hired to handle one problem only often is a specialist in a particular area or considered especially able to argue a key point.