また

また
adverb, conjunction
again; also, moreover; (as または) or
descriptivegrammatical
1. again
Indicates repetition of an action or occurrence.
Let's meet again.
Very common farewell
Please come again.
I failed again.
Please don't make the same mistake again.
See you again tomorrow. I had fun today.
2. also, moreover
Used to add additional information.
He is a student, and also a teacher.
This store is close, and also cheap.
Japanese is difficult, but also interesting.
Also, if the weather is bad, I won't go.
She sings well, and she's also good at dancing.
3. (as または) or, alternatively
Used to present alternatives. In this meaning it appears as the compound または (また + は), not as bare また: A、またはB (A or B). Common in written instructions and formal speech.
Please tell me by phone or letter.
または = or
Shall we meet on Wednesday or Thursday?
Would you like coffee or tea?
I'll answer today or tomorrow.
Please choose either reading a book or watching TV.

また is a versatile word functioning as an adverb ('again') and conjunction ('also,' 'or'). It's one of the most common words in everyday Japanese conversation.

Usage

1. 'again' (repetition): また() (come again)
2. 'also/moreover' (addition): また、(かれ)歌手(かしゅ)ある (also, he is a singer)
3. 'or' (alternatives): 電話(でんわ)またメール (phone or email) — the 'or' sense requires また, never bare また

Common expressions

Forms

Note: When used at the start of a sentence, また adds information like 'furthermore' or 'in addition.'