Sentence:  Remember that you can&#39;t send or receive a fax if there is a <WSD>brownout</WSD>. ... Due to blackouts (the Philippine term is <WSD>brownout</WSD>), especially during the dry season,  be prepared with a flashlight and don&#39;t forget to save your data in your PC. 
Meaning of the word marked with <WSD> tags:  A blackout, regardless of time of day.