in the PO District subject to first securing a Use Permit therefor: A. Business or financial offices ; B. Medical offices or medical clinics with a gross floor area of two thousand five hundred (2,500) square feet or more;
Read it in the chapter →How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Redwood City’s own text settles what this covers.