- (physics) One of three kinds of quasiparticle (the others being the spinon and orbiton) that electrons in solids are able to split into during the process of spinâ€“charge separation, when extremely tightly confined at temperatures close to absolute zero.
- (sociology) The term "holon" is a structural family therapy term that implies the part and whole inevitably connected. Every holon is both a part and a whole, e.g.: an individual is part of a family, which is part of an extended family, which is part of a community, etc.
- particle: hole +â€Ž -on
- sociology term: holo- +â€Ž -on, from Ancient Greek á½…Î»Î¿Ï‚ (holos, â€œwholeâ€) with the suffix -on suggesting a particle or part.