plesiochronous digital hierarchy
Electronics
noun
A technology for voice communication which uses plesiochronous synchronization; abbreviated PDH.
Origin
1990s; earliest use found in Tutorial: Impact of SONET/SDH on Optical Networks.
- nuclear disarmament
- nuclear emulsion
- nuclear energy
- nuclear engineer
- nuclear engineering
- nuclear envelope
- nuclear fall
- nuclear family
- nuclear fission
- nuclear flask
- nuclear force
- nuclear-free
- nuclear fuel
- nuclear fusion
- nuclear industry
- nuclearisation
- nuclearise
- nuclearised
- nuclearism
- nuclear isomer
- nuclearist
- nuclearity
- nuclearization
- nuclearize
- nuclearized