But although that not 'practice' as it is known by the practitioner, it is not 'theory' either. It could be called 'the study and teaching of administration, distinct both administration,yet partaking of the nature of both. Ordinary nomenclature does not make nay such distinctions: 'Administration' (or moe frequently, in qualified form. 'Public Administration, Business Administration, Hospital Administration, and so on) can mean the collective noun for the substantive activities denoted, an extension of our earlier Tenth Meaning (see p.16);or it can mean the title of a subject or course in a training programme, or in a general education programme; or it can mean the field and material of a research study, or a body of theorising upon such material.Since none of the fourteen meanings we isolated earlier accommodates such usages, perhaps we should recognise a Fifteenth Meaning;