el·lip·sis 
/ɪˈlɪpsəs/ noun
plural el·lip·ses /ɪˈlɪpsəs/ noun /ɪˈlɪpˌsi:z/ 1 [noncount] : the act of leaving out one or more words that are not necessary for a phrase to be understood
▪ “Begin when ready” for “Begin when you are ready” is an example of ellipsis. 2 [count] : a sign (such as …) used in printed text to show that words have been left out
▪ “Begin when ready” for “Begin when you are ready” is an example of ellipsis.
