"What does embeddable mean?"

A detailed description of embedding can be found under the "Products" section.

Your font can be created with one of four levels of embedding. Generally, clients ordering signature fonts take them with no embedding. Logo fonts usually have "Installable embedding allowed" so that documents can be shared with users who may not have the font installed.

The four levels available are:

If no level is specified at the time of ordering, E-Signature technicians will set the font to "Restricted licence embedding".