Definition
"Lex Ro" is an abbreviated form appearing in legal reference works as a cross-reference to LEX ROMANA VISIGOTHORUM — the body of Roman law compiled under Visigothic rule and applied to Roman subjects living within Visigothic territories in the early medieval period. The abbreviation itself carries no independent legal meaning; it functions as a shorthand signpost directing the reader to the fuller entry.
LEX ROMANA VISIGOTHORUM (also known as the Breviarium Alaricianum or Breviary of Alaric) was a codification of Roman law issued in 506 CE under the Visigothic king Alaric II. It drew from imperial constitutions, classical juristic writings, and prior Roman compilations, and governed the Roman population of the Visigothic kingdom in what is now modern France and Spain. It stands as one of the most significant vehicles through which Roman law was transmitted into the early medieval West.
Common Confusion
"Lex Ro" should not be confused with other abbreviated Latin legal phrases beginning with "Lex," such as LEX ROMANA (a broader generic reference to Roman law generally) or LEX LOCI (the law of the place, a conflicts-of-law doctrine). In historical sources, bare abbreviations can be misread or misattributed, and researchers should confirm from context which specific body of law or legal text is intended.
Why It Matters in Research
Researchers encountering "Lex Ro" in older legal dictionaries or historical legal texts should treat it as an abbreviation marker, not a standalone doctrine or legal principle. The truncation most likely reflects the physical constraints of typesetting or editorial compression in 19th-century legal reference works, where Latin titles were routinely abbreviated with the expectation that trained readers would supply the remainder.
The critical navigational point: Bouvier's entry for "Lex Ro" contains no substantive content of its own. The actual doctrine, history, and jurisprudential significance are housed under LEX ROMANA VISIGOTHORUM. Researchers who stop at "Lex Ro" without following the cross-reference will find nothing usable.
This pattern — abbreviated Latin headwords serving only as routing entries — appears throughout Bouvier's and similar 19th-century American legal dictionaries. Researchers using digitized or OCR-processed versions of these sources should be alert to the possibility that abbreviation entries may be indexed independently of their target entries, creating apparent gaps or dead ends in keyword searches.
For researchers working in legal history, medieval law, or the transmission of Roman law into European legal systems, the Lex Romana Visigothorum is substantively important. It preserved and transmitted significant portions of classical Roman law — including condensed versions of the Codex Theodosianus, Pauli Sententiae, and fragments of Gaius — during a period when the original texts were increasingly inaccessible. Its influence on the development of canon law and early medieval secular law in Western Europe is well documented in legal historical scholarship.
Historical Dictionary Support
Bouvier's Law Dictionary disposes of "Lex Ro" in a single line: "See LEX ROMANA VISIGOTHORUM." The entry offers nothing further, and Bouvier's treatment of the full term (LEX ROMANA VISIGOTHORUM) is where any substantive discussion would appear. The adjacent entry in the Bouvier text — VISIT, RIGHT OF — is editorially unrelated and appears to reflect the alphabetical proximity of entries in the original print layout rather than any conceptual connection.
No other source dictionary was provided for this term. The absence of entries in competing 19th-century dictionaries such as Black's is consistent with the term's function as a pure abbreviation rather than a term of art with independent legal content in American or English common law practice.