INFU'SIBLE, adjective [from the verb.] That may be infused. Good principles are infusible into the minds of youth. INFU'SIBLE, adjective [in, not, and fusible, from fuse.] Not fusible; incapable of fusion; that cannot be dissolved or melted. The best crucibles are made of Limoges earth, which seems absolutely infusible
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI