Pronunciation: /ə deɪ/
noun A day is a period of 24 hours, typically from midnight to midnight, during which a full rotation of the Earth is completed.
A1 I eat breakfast every day.
A2 She goes for a walk every day.
B1 I try to learn something new every day.
B2 He reads at least a chapter of a book a day.
C1 A day spent without learning something new is a day wasted.
C2 She dedicates at least an hour a day to practicing the piano.
adverb In some cases, 'a day' can be used as an adverbial phrase to modify a verb, adjective, or another adverb to indicate the frequency or duration of an action.
A1 I go for a walk every day.
A2 She reads a book a day to improve her English.
B1 He exercises for half an hour a day to stay fit.
B2 They try to learn a new word a day to expand their vocabulary.
C1 The scientist conducts experiments for several hours a day in the lab.
C2 The CEO has back-to-back meetings throughout the day to manage the company effectively.
article The article 'a' is used before a singular noun that is unspecified or unknown, indicating that the noun is one of a type or class.
A1 I eat an apple a day.
A2 She goes for a walk in the park once a day.
B1 The doctor recommended taking a vitamin supplement once a day.
B2 He practices playing the piano for an hour a day to improve his skills.
C1 As a successful CEO, she manages multiple meetings and projects throughout a day.
C2 The renowned author spends several hours writing and editing a day to perfect her novels.
formal It is recommended to drink at least eight glasses of water a day for optimal health.
informal I try to take a walk outside once a day to get some fresh air.
slang I could eat pizza every single day, it's my jam.
figurative Reading a book a day keeps the ignorance away.
a day
days
more days
most days
a day
will be a day
has been a day
is being a day
a day
a day
to be a day
being a day
having been a day