nun·cu·pa·tive /'nəŋ-kyə-ˌpā-tiv, nən-'kyü-pə-tiv/ adj [Medieval Latin nuncupativus, from Late Latin, so-called, from Latin nuncupatus, past participle of nuncupare to name, probably ultimately from nomen name + capere to take]: stated by spoken word
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.