DictionarylacInsect resin
noun

lac

LAK/læk/

A resin secreted by certain insects, used to make coatings and dyes.

Workers collect lac from branches and process it into shellac.

Tiny insects cluster on a branch where glossy resinous deposits are being scraped into a bowl for making shellac.
Etymology

Sanskrit laksha means “red dye,” highlighting the resin's color rather than its insect origin. The deeper origin of that name is uncertain.

In context

SciFri speaker2:19
The walls are made with a insect infused paint called lac. These insects produce a resin that creates this pinky purple color.
Art and Arthropods
National Gallery presenter40:29
This is something called stick lac and it, these are the secretions of something called the lac insect…
Curators in Conversation | Making Colour | The National Gallery, London

More examples

  • The factory processes raw lac for use in varnish.
  • This red dye is extracted from lac.
  • The harvested lac still contains bits of bark.

Similar words

resin
Resin includes plant and synthetic substances, not just insect secretions.
shellac
Shellac is refined lac, rather than the raw insect secretion.