from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Lacking structure.
from the GNU version of the Collaborative International Dictionary of English
- adj. Without a definite structure, or arrangement of parts; without organization; devoid of cells; homogeneous.
from The Century Dictionary and Cyclopedia
- Without structure; devoid of distinct parts; unorganized; unformed; hence, lacking arrangement; informal; specifically, in biology, having no distinction of parts or organs; not histologically differentiated; not forming or formed into a tissue; homogeneous; amorphous.
structure + -less (Wiktionary)