Infanto-mastixn.
Etymology: < infant n.1 + -o- connective + -mastix comb. form. A post-classical Latin etymon may be implied by quot. 1656.
1656 P. Heylyn 234 [St. Augustine] in condemning Infants unbaptized to the pains of Hell..incurred the name of Infanto-Mastix.
This entry has not yet been fully updated (first published 1900; most recently modified version published online September 2019).