Definition of flocculate in English:



  • Form or cause to form into small clumps or masses.

    no object ‘it tends to flocculate in high salinities’
    with object ‘both units contain magnets that are claimed to flocculate algae’
    • ‘By causing soil particles to flocculate - bunch together - some chemicals improve the soil structure in order to combat the effects of compaction.’
    • ‘When the bitumen emulsion is in contact with the surface of the mineral aggregate, bitumen droplets must preferentially flocculate onto the mineral surface if the emulsion is to break and spread over the surface.’
    • ‘These can be flocculated forming a High Density Sludge which once settled can give a relatively clear overflow, which is discharged to the rivers (the HDS process).’
    • ‘Syneresis cracks can develop in clays that have flocculated before settling.’
    • ‘The property of cation exchange in clays is used in a common agricultural process whereby the dispersed mineral fabric of a heavy clay soil is flocculated by the addition of calcium to improve the workability.’


Late 19th century: from modern Latin flocculus ‘floccule’ + -ate.