dyad

n : two items of the same kind [syn: {couple}, {doubleton}, {pair},

{twosome}, {twain}, {brace}, {span}, {yoke}, {couplet},

{distich}, {duo}, {duet}, {duad}]

dead

1. Non-functional; {down}; {crash}ed. Especially used of

{hardware}.

2. At {XEROX PARC}, software that is working but not

undergoing continued development and support.

[{Jargon File}]