Romanist

Short definition from Wiktionary

Noun

1. 1
   A Roman Catholic.
2. 2
   A scholar of Roman law and jurisprudence.
3. 3
   A scholar of Roman history and culture.
4. 4
   A scholar of Romance languages; a Romanicist.
5. 5
   A painter of the 16th century Romanist school.
6. 6
   someone perceived to be in favor of Rome Rule in Ireland.

Adjective

1. 1
   Pertaining to Roman law and jurisprudence.
2. 2
   Pertaining to the school of thought which emphasises the continuity of legal and cultural institutions between Rome and later medieval Europe, downplaying the role of external influences or innovation in the decline of the Roman Empire.