Etymograph

English

aclinic

Aclinic comes from Ancient Greek ἀκλινής ‘unswerving’, from κλίνω ‘bend’, and ultimately from Proto-Indo-European *ḱley- ‘to incline’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*ḱley-1‘to incline’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*ḱl̥-né-y-ti2‘to lean’reconstructed
  3. Proto-Hellenicc. 2200–1600 BCE*klíňňō2reconstructed
  4. Ancient Greekc. 800–300 BCEκλίνω3klínō‘bend’
  5. Ancient Greekc. 800–300 BCEἀκλινής3aklinḗs‘unswerving’
  6. Englishtodayaclinic3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Proto-Indo-European *ḱl̥néyti
  2. 2 Wiktionary, Ancient Greek κλίνω
  3. 3 Wiktionary, English aclinic

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*ḱley-Wiktionary, Proto-Indo-European *ḱl̥néyti‘to incline’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*ḱl̥-né-y-tiWiktionary, Ancient Greek κλίνω‘to lean’reconstructed
  3. Proto-Hellenicc. 2200–1600 BCE*klíňňōWiktionary, Ancient Greek κλίνωreconstructed
  4. Ancient Greekc. 800–300 BCEκλίνωWiktionary, English aclinicklínō‘bend’
  5. Ancient Greekc. 800–300 BCEἀκλινήςWiktionary, English aclinicaklinḗs‘unswerving’
  6. EnglishtodayaclinicWiktionary, English aclinic

Linked words

through Proto-Indo-European *ḱley- ‘to incline’

law, low, lean, ladder, decline, lid, inclination, eyelid, incline, declension, clinician, proclivity, declination, recline, acclimate, 23 more

through Proto-Hellenic *klíňňō

climate, cline, 8 more

through Ancient Greek κλίνω ‘bend’

climax, 3 more

Today it means

adj Without inclination or dipping.

Sources

Sources: Wiktionary, “aclinic”; the older steps come from the Wiktionary entries for Proto-Indo-European *ḱl̥néyti, Ancient Greek κλίνω. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Proto-Indo-European *ḱley- / aclinic