na-adjective, noun
verbose; wordy; long-winded; tediously long
Describes speech, writing, or explanations that are unnecessarily long and repetitive, causing boredom or frustration.
彼の説明は冗長で、要点がわかりにくかった。
His explanation was verbose and hard to grasp the main point.
冗長な文章は読者を飽き
Wordy writing bores readers.
na-adjective, noun
redundancy; redundant
Focuses on unnecessary repetition of information; often used in technical or editing contexts.
このレポートには冗長な部分が多いので、削除してください。
This report has many redundant parts, so please delete them.
Compound of 冗 (excessive, superfluous) and 長 (long). The exact historical derivation is uncertain, but the combination naturally conveys 'excessively long'.