going directly ahead from one point to another without veering or turning aside; "some people see evolution as an undeviating upward march from simple organisms to the very complex"; "a straight and narrow tree-lined road unswerving across the lowlands"
concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles; "moral sense"; "a moral scrutiny"; "a moral lesson"; "a moral quandary"; "moral convictions"; "a moral life"
to a different or a more advanced time (meaning advanced either toward the present or toward the future); "moved the appointment ahead from Tuesday to Monday"; "pushed the deadline ahead from Tuesday to Wednesday"
uninterrupted in time and indefinitely long continuing; "the ceaseless thunder of surf"; "in constant pain"; "night and day we live with the incessant noise of the city"; "the never-ending search for happiness"; "the perpetual struggle to maintain standards in a democracy"; "man's unceasing warfare with drought and isolation"; "unremitting demands of hunger"
extended senses; not direct in manner or language or behavior or action; "making indirect but legitimate inquiries"; "an indirect insult"; "doubtless they had some indirect purpose in mind"; "though his methods are indirect they are not dishonest"; "known as a shady indirect fellow"