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.
Origin of the name Marian: Variant of Marion, a French diminutive form of Marie, which is derived from the Hebrew MiryÄm, a name of debated meaning. Many believe it to mean sea of bitterness or sea of sorrow..ariant of Marion, a French diminutive form of Marie, which is derived from the Hebrew MiryÄm, a name of debated meaning. Many believe it to mean sea of bitterness or sea of sorrow..