At the expiration of the term of service, the soldiers received a bounty or donation in land or money, which was sometimes called emeritum; those who had served their time out being also called emeriti.
emeritum
Etymology
() From the Latin ēmeritum (“a thing earned upon completion of a term of service”), a substantive use of the neuter singular form of ēmeritus (“earned”, “merited”, “having been earned”; “served”, “having done one’s service”), the perfect passive participle of ēmereō (“I earn”, “I merit”).