A new spelling to me. I would have thought you either use Latinate 'extensible' or anglicize it to 'extendable'; but no, the hybrid 'extendible' has many centuries of existence and the numbers behind it.
A new spelling to me. I would have thought you either use Latinate 'extensible' or anglicize it to 'extendable'; but no, the hybrid 'extendible' has many centuries of existence and the numbers behind it.