indirect

/ˌɪn.dɪˈrɛkt/·adjective·Early 15th century·Established

Origin

From Late Latin indirectus (not straight), tracing back to PIE *h₃reǵ- (to move in a straight line).‌‍‍‍‍‍‌‍‍‍‌‍‍‌‌‍‌‍‍‌‌‌‌‌‍‌‍‌‍‌‍‍ Links to a root family that includes 'right,' 'regal,' and 'regulate'.

Definition

Not going in a straight course or line; not directly caused by or resulting from something.‌‍‍‍‍‍‌‍‍‍‌‍‍‌‌‍‌‍‍‌‌‌‌‌‍‌‍‌‍‌‍‍

Did you know?

The same PIE root *h₃reǵ- that gives us 'indirect' also produced the word 'right' — both in the sense of a legal right and the direction. The connection is that ancient Indo-Europeans associated straightness with correctness and authority. A king (Latin rex, from the same root) was literally someone who kept things on the straight path.

Etymology

Latin15th centurywell-attested

From Late Latin indirectus, formed from the prefix in- (not) and directus (straight, past participle of dirigere, to set straight). The Latin dirigere combines dis- (apart) and regere (to guide, to rule), from the Proto-Indo-European root *h₃reǵ- (to move in a straight line), which also produced 'regal,' 'regulate,' 'reign,' and 'right.' The word appeared in English in the early 15th century, initially describing physical paths that were not straight. Its extension to abstract meanings — indirect speech, indirect taxation, indirect evidence — developed over the following centuries as the word became a versatile marker for anything that operates through intermediate steps rather than a straight line. Key roots: *h₃reǵ- (Proto-Indo-European: "to move in a straight line, to rule").

Ancient Roots

*h₃reǵ- (Proto-Indo-European: “to move in a straight line, to rule”)

This Word in Other Languages

indirect(French)indirecto(Spanish)indirekt(German)

Indirect traces back to Proto-Indo-European *h₃reǵ-, meaning "to move in a straight line, to rule". Across languages it shares form or sense with French indirect, Spanish indirecto and German indirekt, evidence of a shared etymological family.

Background

The Etymology of Indirect

The word 'indirect' carries a hidden connection to kingship.‌‍‍‍‍‍‌‍‍‍‌‍‍‌‌‍‌‍‍‌‌‌‌‌‍‌‍‌‍‌‍‍ Its ultimate ancestor is the Proto-Indo-European root *h₃reǵ-, meaning 'to move in a straight line' or 'to rule,' which generated an enormous family of English words: 'regal,' 'regulate,' 'reign,' 'right,' 'rector,' and 'direct' itself. Latin dirigere (to set straight) combined dis- (apart) and regere (to guide), and its past participle directus became the base for indirectus — literally 'not set straight.' The word entered Middle English in the 15th century for crooked or winding paths. Over time, English speakers extended it far beyond physical space. Indirect taxation (levied through intermediaries rather than directly on income), indirect speech (reporting what someone said without quoting them), and indirect evidence (circumstantial rather than eyewitness) all exploit the same metaphor: something that reaches its destination through a roundabout route. The word's quiet utility makes it one of the most common Latin-derived adjectives in modern English.

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