| subsociety |
combined form of society. |
| subsoil |
the layer of earth or weathered material lying just beneath the surface soil. |
| subsonic |
below an audible level; infrasonic. [2 definitions] |
| subspecialist |
combined form of specialist. |
| subspecialize |
combined form of specialize. |
| subspecialty |
combined form of specialty. |
| subspecies |
a subdivision of a plant or animal species that shows differences from others of the same species, as a result of difference in geographical location or time period. |
| substance |
that of which something is made; matter. [6 definitions] |
| substance abuse |
habitual or harmful use of drugs, alcohol, or other substances that cause heightened mood or loss of inhibition, and which are usually addictive. |
| substanceless |
combined form of substance. |
| substandard |
below or short of the expected or required standard. [2 definitions] |
| substantial |
having physical substance; solid; concrete. [8 definitions] |
| substantially |
with great or strong substance; solidly; strongly. [2 definitions] |
| substantiate |
to establish or support by providing proof or evidence. [3 definitions] |
| substantive |
having an independent existence or character. [4 definitions] |
| substate |
combined form of state. |
| substation |
a subsidiary station or office, as of the post office or of a power distribution network. |
| substitute |
a person or thing that takes the place of another. [5 definitions] |
| substrate |
see "substratum." [2 definitions] |
| substratum |
that which forms a bed or layer below something else. [2 definitions] |
| substructure |
the supporting structure of a building or other construction; foundation. |