無応答(むおうとう)

むおうとう
noun, na-adjective
no response, no reply, unresponsive
communicationtechnology
1. no response, no reply, unresponsive
The state of receiving no answer or response. Used in both everyday contexts (someone not answering a call) and technical contexts (a system or server not responding).
電話(でんわ)は無応答(むおうとう)だった。
The phone call went unanswered.
サーバーが無応答(むおうとう)の状態(じょうたい)になっている。
The server is in an unresponsive state.
何度(なんど)メールを送(おく)っても無応答(むおうとう)なので、直接(ちょくせつ)訪問(ほうもん)することにした。
Since there was no reply no matter how many times I emailed, I decided to visit in person.

Formed from 無(む) (without, non-) + 応答(おうとう) (response, reply). Used both as a noun and as a na-adjective modifier.

In IT/computing contexts, often corresponds to English "not responding" or "unresponsive" (e.g., when an application freezes). In telecommunications, refers to calls that go unanswered.

Common collocations

Similar words

  • 無反応(むはんのう): no reaction — focuses on lack of physical or emotional reaction, not communication
  • 応答(おうとう)なし: no response — more conversational way to express the same idea
  • 既読(きどく)スルー: read but ignored — specifically for messaging apps where the message was read but not replied to

Related Words

Compare: 既読(きどく)スルー (read but ignored)
general
Added 2026.3.31 4:09 · Revised 2026.9.2 13:02
20500/20871_muoutou