a specialized division of a large concern, such as a business, store, or university
the geography department
2.
a major subdivision or branch of the administration of a government
3.
a branch or subdivision of learning
physics is a department of science
4.
a territorial and administrative division in several countries, such as France
5. informal
a specialized sphere of knowledge, skill, or activity
household budgeting is my wife's department
DPT in American English
diphtheria, pertussis, and tetanus (vaccine or vaccination)
dpt in American English
1.
department
2.
deponent
DPT in American English
abbreviation
diphtheria, pertussis, and tetanus: a mixed vaccine of formalin-inactivated diphtheria and tetanus toxoids and pertussis vaccine,used for primary immunization