detachablebase

noun
UK /dɪˈtætʃəbl beɪs/
US /dɪˈtætʃəbl beɪs/

A detachable base is a bottom part that you can take off and put back on.

The toy robot has a detachable base so you can change its wheels.


OTHER MEANINGS

2. The bottom part of a lamp or stand that can be removed for storage.

We packed the lamp's detachable base in a separate box.

3. A removable support under a camera or device.

The tripod's detachable base makes it easy to carry.

4. A bottom section of a container that comes off for cleaning.

This blender has a detachable base you can wash in the sink.