1Existence; the state of being present or existing at the moment. Often written in kana in everyday usage.
事実のありのままを書いてください。
Please write the facts as they are.
有り触れた風景でも、人によって見え方は違う。
Even a common landscape looks different depending on the person.
2Used colloquially as a quasi‑adjective meaning 'that's acceptable' or 'that's possible' (as in 'that's an option').
そのアイデア、ありだね。
That idea is not bad / That's an option.
今日はカジュアルで行くのもありかな。
Maybe going casual today is fine.
遅くなるけど、それでもありだと言う人もいる。
It'll be late, but some people would still say that's acceptable.
3A classical/literary verb form equivalent to 'aru' meaning 'to be' (usually for inanimate things) or 'to have.' Found in formal or literary contexts.
山中に古い祠あり、道はそれを避けて続く。
There is an old shrine in the mountain; the path continues around it.
ここに書物あり、と記されている古文書を見つけた。
I found an old document saying 'here there are books.'