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Particulate matter air pollution

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HarvardX

Video Language:

  • English

Caption Language:

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Accent:

  • English (US)

Speech Time:

98%
  • 4:56 / 5:00

Speech Rate:

  • 166 wpm - Fast

Category:

  • Education

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Intro:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

primary

/ˈprīˌmerē/

primary
adjective noun verb

Most important, most basic or essential. preliminary election. run as opponent of incumbent in preliminary election.

concentration

/ˌkänsənˈtrāSH(ə)n/

concentration
noun

action of focusing one's attention.

epidemiological

/ˌepəˌdēmēəˈläjəkəl/

epidemiological
adjective

relating to branch of medicine which deals with incidence, distribution, and control of diseases.

emitted

/əˈmit/

emitted
verb

produce and discharge.

minutes

/ˈminit/

minutes
noun other

sixty seconds. Units of time equal to 60 seconds.

estimates
estimates
noun other verb

approximate calculation. Guesses or calculations of cost, size or value. To guess or calculate the cost, size or value of.

particles

/ˈpärdək(ə)l/

particles
noun other

minute portion of matter. Tiny pieces or quantities of some things.

therefore

/ˈT͟Herˌfôr/

therefore
adverb

for that reason.

particulate

/pärˈtikyələt/

particulate
adjective noun verb

relating to or in form of minute separate particles. matter in form of minute separate particles. Microscopic particle.

deposited

/dəˈpäzət/

deposited
verb

To lay down of layers, e.g. of soil, over time.

microns

/ˈmīˌkrän/

microns
noun other

unit of length equal to one millionth of metre. One-millionth of a metre.

engines

/ˈenjən/

engines
noun other

machine converting power into motion. Machines that changes energy into mechanical motion.

directly

/diˈrektlē/

directly
adverb conjunction

In a frank and honest way. as soon as.

opinions

/əˈpinyən/

opinions
noun other

view not based on fact. People's thought on a topic.

measured

/ˈmeZHərd/

measured
adjective verb

having slow, regular rhythm. To determine the value or importance of something.

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