duckweed

• Существительное, обозначающее любое мелкое водное растение семейства рясковых, плавающее на поверхности или вблизи поверхности мелких прудов.

A noun referring to any small or minute aquatic plant of the family Lemnaceae that floats on or near the surface of shallow ponds.

uncountable

1. Small aquatic plantB2formalscientific

   Any tiny, free-floating aquatic plant of the family Lemnaceae, typically found on the surface of still or slow-moving freshwater bodies.

   Ряска

   • Duckweed covered the entire surface of the pond, creating a green carpet.
   • The fish in the aquarium enjoy nibbling on the duckweed.
   • Duckweed can grow rapidly and is often used in water purification systems.