taru-adjective, adverb taking the 'to' particle
unbroken; uninterrupted; continuous
Describes something that continues without a break, often used in literary or formal contexts. Commonly appears as 連綿と or 連綿たる.
連綿と続く山々が美しい。
The unbroken chain of mountains is beautiful.
この伝統は連綿と受け継がれてきた。
This tradition has been passed down continuously.
絶え間ない is a more common, everyday word for 'incessant' or 'uninterrupted', while 連綿 is literary and often used for abstract or historical continuity.
From Chinese 連綿／联绵 (liánmián). The kanji 連 means 'link' and 綿 means 'cotton' or 'continuous', together suggesting something stretching out without break.