By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

The Science of Caffeine: The World's Most Popular Drug

532,199 views

Reactions

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

91%
  • 2:13 / 2:26

Speech Rate:

  • 188 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

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

Video Vocabulary

metabolized

/məˈtabəˌlīz/

metabolized
verb

(of body or organ) process substance by metabolism.

receptors

/rēˈseptər/

receptors
noun other

organ or cell able to respond to light, heat, or other external stimulus. A nerve ending that changes stimuli into impulses.

responsible

/rəˈspänsəb(ə)l/

responsible
adjective

Having the duty of dealing with something.

adenosine

/əˈdenəsēn/

adenosine
noun other

compound consisting of adenine combined with ribose, present in all living tissue in combined form as nucleotides. (biochemistry) a nucleoside that is a structural component of nucleic acids; it is present in all living cells in a combined form as a constituent of DNA and RNA and ADP and ATP and AMP.

interesting

/ˈint(ə)rəstiNG/

interesting
adjective verb

arousing curiosity or interest. To make someone want to know about something.

hitting

/hit/

hitting
verb

To press something, such as a button or switch.

caffeinated

/ˈkafəˌnādəd/

caffeinated
adjective

(of coffee or tea) containing natural amount of caffeine, or with caffeine added.

metabolites

/məˈtabəˌlīt/

metabolites
noun other

substance formed in or necessary for metabolism. Substances produced by metabolism.

effects

/əˈfekt/

effects
noun other verb

change resulting from cause. Tricks used in films to make an event seem real. cause something to happen.

blocking

/ˈbläkiNG/

blocking
noun verb

action of blocking or obstructing person or thing. To stop from going forward or making progress.

different

/ˈdif(ə)rənt/

different
adjective

Not of the same kind; unlike other things.

infused

/inˈfyo͞oz/

infused
verb

To cause to fill up with a feeling or quality.

similar

/ˈsim(ə)lər/

similar
adjective noun

Nearly the same; alike. person or thing similar to another.

caffeine

/kaˈfēn/

caffeine
noun

alkaloid compound which is found in tea and coffee plants.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M