Answer: colloids

AnswerCrossword Clue
COLLOIDSParticles in suspension
colloidsA homogeneous, noncrystalline substance consisting of large molecules or ultramicroscopic particles of one substance dispersed through a second substance. Colloids include gels, sols, and emulsions; the particles do not settle and cannot be separated out by ordinary filtering or centrifuging like those in a suspension
colloidsCOLLOID, a type of chemical suspension
colloidsA substance of gelatinous consistency