Definition of plume moth in US English:

noun

• A small, slender long-legged moth with narrow wings divided into feathery plumes. At rest the wings are rolled and held out sideways, giving the moth the shape of a letter T.

  Family Pterophoridae: several genera

  Example sentences

  • ‘Geranium plume moths and snapdragon plume moths appear to be most active in California although they have been found in southeastern greenhouses that have received cuttings from California.’
  • ‘Plume moths have wings consisting of five or more parts each.’