Definify.com

Webster 1913 Edition

Chainless

Chain′less

(chān′lĕs)

,

Adj.

Having no chain; not restrained or fettered.

“The chainless mind.”

Byron.

Definition 2024

chainless

chainless

English

Adjective

chainless ‎(not comparable)

Without a chain.
A chainless bicycle transmits power to the driven wheel through a mechanism other than a metal chain.