galacto-

prefix

Used to form medical and biochemical terms related to galactose

“galacto- + -centric → galactocentric”

OriginAncient Greek γάλακτ- (gálakt-) →
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Meanings

prefix
  1. Used to form medical and biochemical terms related to galactose
  2. Used to form astronomical terms related to galaxies

    galacto- + -centric → galactocentric

Synonyms & antonyms

Also see
lacto-

Origin

  1. Ancient Greekγᾰ́λᾰ (gắlă)
  2. Ancient Greekγάλακτ- (gálakt-)
  3. Englishgalacto-

From New Latin, from Ancient Greek stem γάλακτ- (gálakt-) of γάλα (gála, “milk, milky sap, the Milky Way”).

More words from New Latin

Full word history & related roots →

Translations

Polish galakto-
  • galakto-related to milk, galactose, or galaxies
Portuguese galacto-
  • galacto-related to milk, galactose, or galaxies
Cite this entry
APA

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

MLA

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

Chicago

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

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