Bloqueador in english

Blocker

pronunciation: blɑkɜr part of speech: noun
In gestures

bloqueador = blocker. 

Example: If the user is using a blocker that doesn't allow this, they may get the impression the link simply doesn't work, or your site is super slow.

more:

» bloqueador de ventanas emergentespop-up blocker .

Example: Most pop-up blockers will allow this kind of pop-up.
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