intrinsec service (in-trin-zik or -sik).Hist. The feudal services owed by a tenant to an immediate lord; the services arising from an agreement between the tenant and the lord. — Also termed intrinsecum servitium (in-trin-si-k<< schwa>>m s<<schwa>>r-vish-ee-<<schwa>>m).

[Blacks Law 8th]