Hydridi
Hydridi is a term that appears in limited, nonstandard usage and does not denote a single, widely accepted concept. Because it lacks an established definition in mainstream science, its meaning depends on context and author.
In chemistry and mineralogy, hydridi has often appeared as a historical or translational variant of hydride,
In materials science and solid-state chemistry, some writers have used hydridi informally to describe hydrogen-rich intercalation
In fiction and speculative contexts, hydridi is sometimes adopted as a proper noun—designating an alien species,
Because hydridi does not have a formal, universally accepted definition, readers should consult the specific source