Decoding the Complexity of 'Arbitrary'

In this episode of the Word of the Day podcast, host Peter Sokolowski explores the multifaceted adjective 'arbitrary' (A-R-B-I-T-R-A-R-Y). While often used in casual conversation to describe random occurrences, the word carries a profound historical and legal weight that warrants a deeper examination.

Defining the Term

At its core, 'arbitrary' describes something that is "not planned or chosen for a particular reason." It refers to actions or decisions that are "not based on reason or evidence" and are executed "without concern for what is fair or right." This definition highlights a lack of systematic logic, often implying a sense of unfairness or unpredictability.

Historical Context: Tyranny vs. Law

To illustrate the gravity of the term, Sokolowski references Helen Castor’s The Eagle and the Heart, The Tragedy of Richard II and Henry IV. In the context of medieval governance, the authority of the crown was viewed as divinely instituted. Challenging this order was considered a "devastatingly radical action."

Within this historical narrative, the term 'arbitrary' serves as a benchmark for political legitimacy. Castor notes that kingship could only be challenged if it devolved into "tyranny." Crucially, she defines this tyranny as "rule by arbitrary will rather than law." Here, the word contrasts sharply with the concept of justice, suggesting that when a ruler acts based on personal whim instead of established legal frameworks, they threaten the security and interests of the "kingdom and people."

Etymological Roots: The Role of the Judge

Interestingly, the origin of the word provides a fascinating counterpoint to its modern usage. The word derives from the Latin noun arbiter, meaning "judge." Historically, in English, 'arbitrary' was not necessarily negative; it meant "depending upon choice or discretion."

Sokolowski explains that it was originally used to describe decisions—such as those regarding "punishment"—that were "left up to the expert determination of a judge" rather than being strictly defined by rigid statutes. In this early sense, the word implied a level of professional wisdom or discretionary power.

Evolution of Meaning

Over time, the definition shifted from the concept of judicial discretion to something far more subjective. Today, the term is frequently applied to anything "determined by or as if by chance or whim." This evolution reflects a broader linguistic trend where a term once rooted in the calculated decision-making of an authority figure has come to represent the very antithesis of reasoned judgment: a choice that is essentially "random or capricious."

By examining both the etymology and the historical political applications of 'arbitrary,' we gain a clearer understanding of how language adapts to describe the tension between individual power and the rule of law.