valâ²idÂ·ly adv. Synonyms: valid, sound2, cogent, convincing. These adjectives describe assertions, arguments, conclusions, reasons, or intellectual processes that are persuasive because they are well founded. What is valid is based on or borne out by truth or fact or has legal force: a valid excuse; a valid claim. What is sound is free from logical flaws or is based on valid reasoning: a sound theory; sound principles. Something cogent is both sound and compelling: cogent testimony; a cogent explanation.
Felicia /fe-li-cia/ [3 sylls.] as a girls' name is pronounced feh-LEE-shah. It is of Latin origin, and the meaning of Felicia is lucky, fortunate, happy. Feminine of Felix, of medieval origin. Actress Phylicia Rashad.
The meaning of Felicia is 'lucky, happy, successful'. It is derived from the word felix which is of the meaning ' lucky '. The name evolved as a Latinized feminine form of Felix; it has been used by English speakers since the medieval period. Felicia is a form of the English Felicity.