abio·ses·ton
| \ ¦ā-ˌbī-ō-¦se-ˌstän
\
ecology
: the nonliving constituents of seston : tripton
Since many organisms discriminate between particles only on the basis of size, they may also ingest considerable quantities of suspended inorganic particles, or abioseston. — J. H. R. Gee, in Fundamentals of Aquatic Ecology, 1991
— compare bioseston