Definition of ferrofluid in English:

ferrofluid

Syllabification: fer·ro·flu·id
Pronunciation: /ˌferōˈflo͞oid
 
/

noun

[often as modifier]
A fluid containing a magnetic suspension: ferrofluid cooling
More example sentences
  • While ‘Lost’ and ‘Icelandic Rift’ contain the not-to-be missed natural wonder of magnetic ferrofluid.
  • Airlines use ferrofluids to help seal rotary valves.
  • We live in a world of atomic clocks, of ten dollar lasers you can hold in your hand, of supersonic passenger planes, space stations and ‘ferrofluid.’

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Word of the day flippant
Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude