utilissima
Utilissima is the feminine form of the Latin adjective utilissimus, meaning “most useful” or “very useful.” In classical usage it functions as an adjective agreeing with a feminine noun, while masculine and neuter forms are utilissimus and utilissimum respectively.
Etymology and forms: utilissima derives from utilis, meaning useful, plus the superlative suffix -issimus. The full
Usage in Latin texts: in Latin prose, utilissima appears to express the highest degree of usefulness. Common
Modern context: in contemporary scholarship, utilissima is primarily encountered in discussions of Latin grammar, morphology, and
See also: utilitas, the Latin noun for usefulness, and related terms in Latin grammar and English derivatives