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Why do humans have a third eyelid? - Dorsa Amir

1,715,956 views

TED-Ed

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

89%
  • 4:08 / 4:36

Speech Rate:

  • 166 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

functions

/ˈfəNG(k)SH(ə)n/

noun other verb

activity natural to or purpose of person or thing. What some things are intended to be used for; purpose. To serve a certain purpose or role.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

as truth or facts.

understand

/ˌəndərˈstand/

verb

To know the meaning of language, what someone says.

structures

/ˈstrək(t)SHər/

noun other verb

arrangement of and relations between parts or elements of something complex. The ways some things are built, arranged or organized. construct or arrange according to plan.

reproduce

/ˌrēprəˈd(y)o͞os/

verb

To have children/young; grow roots/new plants.

organism

/ˈôrɡəˌnizəm/

noun

Living thing, often one that is small.

species

/ˈspēsēz/

noun other

group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. Subsections of a genus (of plants, animals).

started

/stärt/

verb

begin or be reckoned from particular point in time or space.

nestled

/ˈnesəl/

verb

To be sheltered or protected by e.g. trees, hills.

walking

/wôk/

noun verb

Act of moving with your legs at a slowish pace. move at regular pace by lifting and setting down each foot in turn.

climate

/ˈklīmit/

noun

weather conditions prevailing in area in general or over long period.

environment

/inˈvīrənmənt/

noun

The entire surrounding conditions of something.

windshield

/ˈwin(d)ˌSHēld/

noun

Transparent screen to protect people in car.

survive

/sərˈvīv/

verb

To continue to live despite illness or trouble.

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