How a dragonfly's brain is designed to kill | DIY Neuroscience, a TED series

Important Vocabulary Words From The Video


To eavesdrop is to listen to someone without their knowledge. You might eavesdrop on a conversation to figure out what's going on, or you might eavesdrop on someone to find out their secrets.

  • He was caught eavesdropping on the conversation and was punished.
  • She was caught eavesdropping on the conversation and was scolded by the speaker.

To anesthetize is to put someone to sleep using anesthesia. Anesthesia is a type of medicine that makes people unconscious.

  • The anesthetist gave the patient an anesthetic to make them unconscious.
  • The anesthetist was going to anesthetize the patient before the surgery.

Intercepts is a word that is used to describe the act of stopping someone before they can do something. This can be either legally or illegally.

  • The police intercepted the thief before he could escape.
  • The thief was intercepted before he could steal any more money.

To amplify something is to make it louder or more visible. When you amplify a sound, you make it more clear and detectable.

  • The loudspeakers amplify the sound of the music.
  • The light amplifies the colors in the room.

The fovea is a small spot on the retina of the eye that is responsible for focusing on objects close to the eye.

  • The fovea is the spot on the retina that is responsible for close focus.

The sharpest thing is the most dangerous. When something is the sharpest, it is the most dangerous and dangerous thing.

  • The sharpest object in the room was the knife.
  • The sharpest words were the ones that hurt the most.

To tug something is to pull it gently. You might tug on a toy to move it, or you might tug on someone's arm to get their attention.

  • The child was tugging on the dog's leash, trying to get him to follow her.
  • The rope was tugging at the anchor, trying to pull it free.