Etymology and origin of the Latin word immotus
- Confidence
- Established
- Formation
- Derivation
- First attested
- 70–19 BC, Virgil
- Ultimate origin
- Proto-Indo-European (*m(i̯)euh₁-)
Forms
immōtus (feminine immōta, neuter immōtum); first/second-declension adjective[1] It is also spelled inmōtus;[2][3] Priscian teaches that it should be written with im-.[4]
Etymology
It is formed from the negative prefix in- (“not, un-”) and mōtus (“moved”), the participle of moveō (“to move”).[2][3][4] ⟨moveō⟩ goes back to Proto-Italic *mow(a)- and Proto-Indo-European *m(i̯)euh₁- (“to move”), cognate with Hittite mau- (“to fall”) and Sanskrit मीवन्ती (-mī́vantī, “pushing down”).[5] The TLL compares the Greek negative adjective ἀκίνητος (akínētos, “unmoved”).[4]
Earliest recorded meaning
Köbler gives Virgil as its first author;[6] in the Aeneid the Sibyl's leaves stay unmoved in their places and do not leave their order.[2]
Semantic evolution
It is not moved or motionless, as Virgil's tree that stands unmoved, and of a harbour or the sea undisturbed and calm, as Virgil's harbour sheltered from the winds.[2][3] Of abstract things it is unchanged or fixed, as Virgil's “the fates of your people remain unchanged”, and in Velleius of a state where nothing was left undisturbed.[2] Of feelings it is unmoved, unrelenting or inflexible, as Ovid's ears deaf to the lowing of the victim.[2][3]
Lewis and Short call it mostly poetic and post-Augustan.[3] Church Latin glosses it “unmoved, unchanged, steadfast”.[7]
Timeline
- 70–19 BC – Virgil of motionless leaves and of unchanging fates.[2][6]
- 43 BC–18 AD – Ovid of ears unmoved by entreaty.[2][6]
Meanings
Adjective
- Not moved; motionless, immovable.[2][3][1]
- Undisturbed, unshaken, calm.[2][1]
- Unaltered, unchanged, fixed.[2][7]
- Emotionally unmoved, inflexible, steadfast.[2][1][7]
Related words
- moveō
- immōbilis
References
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
Cite this entry
“Immotus.” Etymologically, 19 Oct. 2026, etymologically.com/la/immotus. Accessed 19 Oct. 2026.
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