S: (n) time (the continuum of experience in which events pass from the future through the present to the past) "he waited for along time"; "it took some time before he got an answer"; "time flies like an arrow"
S: (n) present, nowadays (the period of time that is happening now; any continuous stretch of time including the moment of speech) "that is enough for the present"; "he lives in the present with no thought of tomorrow"
S: (n) continuum (a continuous nonspatial whole or extent or succession in which no part or portion is distinct or distinguishable from adjacent parts)