bulb

• Sustantivo que designa un objeto redondeado, normalmente de vidrio, que emite luz al paso de la electricidad, o un órgano subterráneo redondeado de la planta que almacena nutrientes.

A noun referring to a rounded, typically glass, object that produces light when electricity passes through it, or a similar rounded underground storage organ of a plant.

1. Light sourceA2formal

   A glass device that produces light when electricity passes through it.

   Bombilla (lámpara incandescente)

   • The light bulb in the kitchen needs to be replaced.
   • She screwed a new bulb into the lamp.
   • Energy-saving bulbs last longer than traditional ones.

   Sinónimoslamplight bulb

2. Plant partB1formal

   A rounded underground storage organ of some plants, from which new growth emerges.

   Bulbo (órgano subterráneo de la planta)

   • Tulips grow from bulbs planted in the autumn.
   • She bought a bag of daffodil bulbs for the garden.
   • The bulb stores nutrients for the plant during winter.