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Four Corners 4 /

Unit 9 Lesson D

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1-
unexplained
2-
ability
3-
detail
4-
whether
5-
researcher
6-
to stump
7-
to identify
8-
medical
9-
condition
10-
hyperthymesia
11-
superior
12-
handful
13-
to diagnose
14-
to occur
15-
to recall
16-
desert
17-
diary
18-
to memorize
19-
stuff
20-
distance
21-
perspective
22-
to remind
23-
to forget
24-
to remember
Unexplained
[ Adjective ]
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/ˌənɪksˈpɫeɪnd/
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lacking a clear reason or understanding and left without an explanation

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Example
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The sudden disappearance of the ship remains unexplained to this day.
Despite extensive investigation, the phenomenon remains unexplained by scientific theories.
Ability
[ noun ]
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/əˈbɪɫəˌti/

the fact that one is able or possesses the necessary skills or means to do something

inability
Detail
[ noun ]
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/ˈditeɪɫ/, /dɪˈteɪɫ/

a small fact or piece of information

Whether
[ conjunction ]
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/ˈwɛðɚ/

used to talk about a doubt or choice when facing two options

researcher
Researcher
[ noun ]
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/ˈriˌsɝʧɚ/

someone who studies a subject carefully and carries out academic or scientific research

to stump
To stump
[ Verb ]
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/ˈstəmp/

to puzzle or challenge someone, typically by presenting a question or problem that is difficult to answer or solve

Grammatical Information:

transitive
to identify
To identify
[ Verb ]
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/aɪˈdɛntəˌfaɪ/

to be able to say who or what someone or something is

Grammatical Information:

transitive
medical
Medical
[ Adjective ]
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/ˈmedɪkəl/

related to medicine, treating illnesses, and health

Condition
[ noun ]
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/kənˈdɪʃən/

the state of something at a particular time

Hyperthymesia
[ noun ]
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/hˌaɪpɚðaɪmˈiːʒə/

a rare condition characterized by an extraordinary and involuntary ability to recall detailed personal memories from one's past

superior
Superior
[ Adjective ]
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/suˈpɪɹiɝ/

surpassing others in terms of overall goodness or excellence

inferior
Handful
[ noun ]
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/ˈhændˌfʊɫ/

a small number of people or things

to diagnose
To diagnose
[ Verb ]
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/ˌdaɪəɡˈnoʊs/

to find out the cause of a problem or disease that a person has by examining the symptoms

Grammatical Information:

transitive
To occur
[ Verb ]
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/əˈkɝ/

to come to be or take place, especially unexpectedly or naturally

Grammatical Information:

intransitive
to recall
To recall
[ Verb ]
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/ˈɹiˌkɔɫ/, /ɹɪˈkɔɫ/

to bring back something from the memory

forget

Grammatical Information:

transitive
desert
Desert
[ noun ]
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/ˈdɛzɚt/

a large, dry area of land with very few plants, typically one covered with sand

diary
Diary
[ noun ]
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/ˈdaɪɝi/, /ˈdaɪɹi/

a book or journal in which one records personal experiences, thoughts, or feelings on a regular basis, usually on a daily basis

What is a "diary"?

A diary is a personal record where an individual regularly writes about their daily experiences, thoughts, and feelings. It is often used to document events, reflections, and personal observations. Diaries can provide insights into the writer’s daily life and emotional state, serving as a private space for self-expression and recording personal history. They are typically written in a chronological format and can vary in detail and length, depending on the writer's preferences and the purpose of the diary.

to memorize
To memorize
[ Verb ]
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/ˈmɛmɝˌaɪz/

to repeat something until it is kept in one's memory

Grammatical Information:

transitive
stuff
Stuff
[ noun ]
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/ˈstəf/

things that we cannot or do not need to name when we are talking about them

distance
Distance
[ noun ]
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/ˈdɪstəns/

the length of the space that is between two places or points

Perspective
[ noun ]
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/pɝˈspɛktɪv/

a specific manner of considering something

Grammatical Information:

to remind
To remind
[ Verb ]
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/rɪˈmaɪnd/

to make a person remember an obligation, task, etc. so that they do not forget to do it

Grammatical Information:

transitive
to forget
To forget
[ Verb ]
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/fɚˈɡɛt/

to not be able to remember something or someone from the past

remember

Grammatical Information:

transitive
to remember
To remember
[ Verb ]
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/rɪˈmɛmbɚ/

to bring a type of information from the past to our mind again

forget

Grammatical Information:

transitive

Congratulations! !

You learned 24 words from Four Corners 4 - Unit 9 Lesson D. To improve learning and review vocabulary, start practicing.

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