desynchronise

Word family

• desynchronisation
  nounC1
• desynchronised
  adjectiveC1
• synch
  nounB2
• synchronise
  verbB2
• synchronisation
  nounB2
• synchronous
  adjectiveB2

Synonym discussion

Sense: noun/1

All four terms describe a breakdown in timing coordination, but they differ in formality, scope, and nuance. 'Desynchronisation' is the more common noun form in British English — it appears in formal and technical writing about medicine, engineering, and computing, whereas 'desynchronise' as a noun is rarer and slightly more specialised. 'Asynchrony' emphasises a state where events were never meant to be simultaneous (e.g., asynchronous learning), rather than a loss of a previously correct timing relationship. 'Timing mismatch' is an informal, everyday term used in media contexts ('a timing mismatch between the audio and video'). 'Lag' overlaps in computing contexts but specifically describes delay, not a general loss of synchrony. For example, 'the audio lag was half a second' focuses on the delay amount, while 'the desynchronise between audio and video' describes the broken relationship itself.

Common collocations

Etymology

The word 'desynchronise' combines the prefix 'de-' (meaning 'removal' or 'reversal,' from Latin) with 'synchronise' (from Greek 'syn' meaning 'together' and 'chronos' meaning 'time'). The verb 'synchronise' entered English in the early 1800s; the noun form with the 'de-' prefix developed in the mid-20th century alongside advances in electronics, computing, and chronobiology.