~mark writes:
>Why do I keep thinking "'uD" means "photon" and "'uD'a'" is a laser? It's
>not the kind of thing I would have thought of; I probably saw it
>somewhere. Anyone?
The TKD Addendum vocabulary includes {'otlh} "photon". I don't remember
seeing any speculation on {*'uD}.
-- ghunchu'wI'