Definition of accrementitious in English:

accrementitious

Pronunciation /ˌakrɪmənˈtɪʃəs/

adjective

rare Biology
  • Contributing to growth by addition or accretion; accretionary.

Origin

Mid 19th century. From classical Latin accrēmentum addition (from accrēscere + -mentum; compare excrēmentum from excrēscere) + -itious, after excrementitious, recrementitious.