Shemoneh Esreh

[ Ashkenazic Hebrew shuh-moh-nuh es-rey; Sephardic Hebrew shuh-moh-ne es-rey ]
/ Ashkenazic Hebrew ʃəˈmoʊ nə ˈɛs reɪ; Sephardic Hebrew ʃə moʊˈnɛ ɛsˈreɪ /

noun Judaism.

the Amidah, consisting of 19 blessings, recited on days other than the Sabbath and holy days.

Origin of Shemoneh Esreh

shəmōneh ʿeśrēh eighteen (apparently the number of blessings in earlier times)