[see also: sign]
The mark over an element denotes that it has been omitted.
The arrow marks the direction of the resulting flow.
The greatest element is marked with a dot.
In Figure 2, the set $A$ is marked by a square with a small triangle on top.
Number the successive segments of the boundary line between $A$ and $B$ (marked thickly in the picture) with the numbers $0,1,...,n$, starting at the bottom.
a marked difference [= obvious, noticeable]
Go to the list of words starting with: a
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