1. phrasal verb If you mark off a piece or length of something, you make it separate, for example by putting a line on it or around it. [V P n] ⇒ He used a rope to mark off the circle. [V P n (not pron)] ⇒ Read the text through and mark off the sections you find particularly applicable. 2. phrasal verb If a particular quality or feature marks someone or something off from other people or things, it is unusual and makes them obviously different. [V n P + from] ⇒ Her clothes, of course, marked her off from a great number of the delegates at the conference. [V n P + as] ⇒ The traditionalist influences within the navy marked it off as a rather old-fashioned institution. 3. phrasal verb → mark If you mark off a date on a calendar or an item on a list, you put a line through it or next to it, in order to show that it has been completed or dealt with. [V P n (not pron)] ⇒ He marked off the days on a calendar. [V n P] ⇒ Miss Hoare called out names and marked them off.
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