noun
Computing term: the time required for a storage device to locate and retrieve data.
SSDはHDDよりアクセスタイムが短い。
SSDs have shorter access times than HDDs.
Variant with interpunct; less common in running text.
レイテンシ (latency) is a broader term for any delay; アクセスタイム specifically refers to the time to access data on a storage medium.
Loanword from English 'access time'.