sinter UK /ˈsɪntə/US /ˈsɪntəɹ/noun 3verb 1forms 3 noun3 •A mass formed by sintering.Consider a copper sinter material with spherical sinter particles in an early stage of the sintering process, see Fig. 3.5(a). — 2008 •A mixture of iron ore and fluxes added to a blast furnace. •An alluvial sediment deposited by a mineral spring.That water at a high temperature can hold quartz in solution is well illustrated by the deposits of silicious sinter, thrown down by thermal springs, […] — 1883 verb1 •To heat a compacted powder mass to form a hardened mass.Most, if not all, metals may be sintered. — 1980 formssintered · sintering · sinters