lacking definite form; having no specific shape; formless: the amorphous clouds.
of no particular kind or character; indeterminate; having nopattern or structure; unorganized: an amorphous style; anamorphous personality.
Petrography, Mineralogy . occurring in a mass, as withoutstratification or crystalline structure.
Chemistry . not crystalline.
Biology . having structural components that are not clearlydifferentiated, as the nuclear material in certain bacteria.