The Collaborative International Dictionary
Sustentative
Sustentative \Sus"ten*ta*tive\, a. Adapted to sustain, strengthen, or corroborate; as, sustentative citations or quotations.
Sustentative functions (Physiol.), those functions of the body which affect its material composition and thus determine its mass.
Wiktionary
sustentative
a. 1 Adapted to sustain, strengthen, or corroborate. 2 (context biology English) Relating to those functions of the body which affect its material composition and thus determine its mass.
Usage examples of "sustentative".
These causes may be conveniently divided as in the above diagram, into sustentative and non-sustentative.