DictionarylatexRubber-making material
noun

latex

LAY-teks/ˈleɪteks/

A milky dispersion of polymer particles in liquid.

Milky latex flows from the rubber tree's bark cut into the collection cup.

Close-up of a rubber tree being tapped: opaque milky-white latex runs from a shallow diagonal bark cut through a small spout into a collection cup.
Etymology

Latin latex meant liquid generally. English first used it for bodily fluid, then for the milky fluid of plants—the sense associated with rubber production.

In context

Animalogic1:58
This latex is either clear, colored or white and milky, like the latex of the opium poppy.
This Plant Is Dangerously Addictive

More examples

  • Milky latex drips from the cut in the rubber tree.
  • This water-based paint contains synthetic latex.
  • The latex forms a flexible film as it dries.

Similar words

dispersion
Dispersion also covers particles distributed through gases or solids.
suspension
Suspension often describes larger particles that settle out over time.