Service Numbers and Social Security Numbers. Service numbers and social security numbers are used at NPRC (MPR) as part of the identifiers used to store and locate records. Social Security Number (SSN). Always include the veteran's social security number on a request. Service Number (SN).
DETENTION. The act of retaining a person or property, and preventing the removal of such person or property. 2. The detention may be occasioned by accidents, as, the detention of a ship by calms, or by ice; or it may, be hostile, as the detention of persons or ships in a foreign country, by order of the government.
Definition of detain. 1  transitive verb. 2  1 : to hold or keep in or as if in custody detained by the police for questioning. 3  2 obsolete : to keep back (something due) : withhold. 4  3 : to restrain especially from proceeding was detained by a flat tire.