Synonyms: close in, inclose, enclose, shut in
Definition: surround completely
Usage: Darkness enclosed him; They closed in the porch with a fence
Similar words: skirt, environ, surround, ring, border
Definition: extend on all sides of simultaneously; encircle
Usage: The forest surrounds my property
Definition: advance or converge on
Usage: The police were closing in on him
Similar words: go on, advance, march on, progress, move on, pass on
Definition: move forward, also in the metaphorical sense
Usage: Time marches on