abaxial

ab·ax·i·al
A1B3A1X8I1A1L1
US/ˌæˈbæk.si.əl/US/æbˈæk.si.əl/

adjective

Of a side that is facing away from the axis or central line, such as the underside of a leaf, or the back of an animal.

Similar
dorsaleccentric
Opposite
adaxial
OriginEnglish axial ← Proto-Indo-European *h₂élisder.? ← Latin axis →
RareFirst used Mid 19ᵗʰ century.Scrabble 16
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Meanings

adjectiveabaxial (not comparable)

alternative abaxile

  1. not comparablebiologyOf a side that is facing away from the axis or central line, such as the underside of a leaf, or the back of an animal.First known use Mid 19ᵗʰ century.

    The lobule margins, furthermore, are arched away from the lobe, with the consequence that (when fully inflated) the abaxial leaf surface forms the interior lining of the lobule.

    1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, Chicago, Ill.: Field Museum of Natural History, →ISBN, page 7

    Synonyms: dorsal

  2. not comparablebiologyNot in the axis. Applied to an embryo placed out of the axis of the seed.

Synonyms & antonyms

adjectiveOf a side that is facing away from the axis or central line, such as the underside of a leaf, or the back of an animal.

Similar
dorsal
Similar
eccentric
Opposite
adaxial

More synonyms by meaning

adjectivefacing away from the axis of an organ or organism

Similar
dorsal
Opposite
adaxial
Also see
dorsal

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₂ep
  2. Proto-Indo-European*h₂epó
  3. Proto-Italic*ap
  4. Latinab
  5. Latinab-
  6. Englishab-
  7. Proto-Indo-European*h₂eǵ-?
  8. Proto-Indo-European*h₂eḱs-
  9. Proto-Italic*aksis
  10. Latinaxis
  11. Englishaxis
  12. Proto-Indo-European*h₂el-
  13. Proto-Indo-European*h₂élisder.?
  14. Englishaxial
  15. Englishabaxial

From ab- (“away from”) + axial (“axis”).

Full word history & related roots →

Translations

Czech nesouosý
  • nesouosýoff the axis
Dutch abaxiaal, dorsaal
  • abaxiaalbotany, zoology: of a side away from central line
  • dorsaalbotany, zoology: of a side away from central line
Finnish abaksiaalinen, abaksiaalinen
  • abaksiaalinenbotany, zoology: of a side away from central line
  • abaksiaalinenoff the axis
Hungarian levélfonák, abaxiális
  • levélfonákbotany, zoology: of a side away from central line
  • abaxiálisbotany, zoology: of a side away from central line
Irish allaiseach
  • allaiseachbotany, zoology: of a side away from central line
Norwegian Bokmål abaksial
  • abaksialbotany, zoology: of a side away from central line
Polish odosiowy
  • odosiowybotany, zoology: of a side away from central line
Portuguese abaxial
  • abaxialbotany, zoology: of a side away from central line
Cite this entry
APA

abaxial. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/abaxial

MLA

“abaxial.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/abaxial. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “abaxial,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/abaxial.

Source: abaxial on Wiktionary, CC BY-SA 4.0.