Synonyms:
amorphous, formless, shapeless
Meaning: having no definite form or distinct shape; "amorphous clouds of insects"; "an aggregate of formless particles"; "a shapeless mass of protoplasm"
Usage examples
In 'safety' matches the amorphous phosphorus is on the box.
It may also occur as the amorphous non-poisonous variety, a red opaque infusible substance, insoluble in carbon disulphide.