ポート

ぽーと
noun
port; connector
technology
1. port; connector; jack
A physical connection point on a device for plugging in cables, peripherals, or accessories. Common in technology and electronics.
USBポートに接続(せつぞく)する。
To connect to the USB port.
このパソコンにはUSBポートが三(みっ)つある。
This computer has three USB ports.
充電(じゅうでん)ポートにケーブルを差(さ)し込(こ)んだが、反応(はんのう)がなかった。
I plugged the cable into the charging port, but there was no response.
2. port (networking)
A virtual endpoint in network communication, identified by a number, through which data is sent and received.
ポート80を開放(かいほう)する。
To open port 80.
ポートスキャンで脆弱性(ぜいじゃくせい)を調(しら)べる。
To check for vulnerabilities with a port scan.
ファイアウォールで不要(ふよう)なポートを閉(と)じてセキュリティを強化(きょうか)した。
I improved security by closing unnecessary ports with the firewall.

A loanword from English "port." In Japanese, ポート in technology contexts refers specifically to connection points — both physical connectors and network ports. The harbor/seaport meaning is a separate concept, though the same katakana is used.

Common collocations

Similar words

  • 端子(たんし): terminal, connector — the native Japanese technical term for physical connectors
  • ジャック: jack — another loanword for audio/headphone connectors
  • 接続口(せつぞくぐち): connection point — a more descriptive native term

Related Words

Compare: 端子 (terminal, connector)
Compare: 接続口(せつぞくぐち) (connection point)
Compare: 差(さ)し込(こ)み口(ぐち) (socket)
general
Added 2026.4.19 18:21 · Revised 2026.9.2 13:02
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