honorarium
noun
[ ˌɒnəˈrɛːrɪəm ]
• a payment given for professional services that are rendered nominally without charge.
Similar:
fee,
payment,
consideration,
allowance,
remuneration,
pay,
expenses,
compensation,
recompense,
reward,
emolument,
Origin:
mid 17th century: from Latin, denoting a gift made on being admitted to public office, from honorarius (see honorary).