inertialess

== English == === Etymology === From inertia +‎ -less. === Adjective === inertialess (comparative more inertialess, superlative most inertialess) That has no inertia, or acts without the use of inertia ==== Usage notes ==== This term is most often used in science-fiction to describe engines used to achieve faster-than-light travel. See Inertialess drive on Wikipedia. ==== Derived terms ==== ==== Translations ====