The Britannica Dictionary
mobile search
Home
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
×
Britannica Homepage
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
The Britannica Dictionary
Alzheimer's disease
1 ENTRIES FOUND:
Alzheimer's disease
(noun)
Alzheimer's disease
/
ˈ
ɑːltsˌhaɪmɚz-/
noun
Alzheimer's disease
/
ˈ
ɑːltsˌhaɪmɚz-/
noun
Britannica Dictionary definition of ALZHEIMER'S DISEASE
[
noncount
]
:
a disease of the brain that causes people to slowly lose their memory and mental abilities as they grow old
—
called also
Alzheimer's
ASK THE EDITOR
What are the plural forms of
check-in
,
passerby
, and
spoonful
?
See the answer »
QUIZZES
Vocabulary Quiz
Test your word power
Take the Quiz »
Name That Thing
Take our visual quiz
Test Your Knowledge »
WORD OF THE DAY
facility
:
a building that is built for a specific purpose
Learn More »
