Pepto-Bismol (or pink bismuth), specifically, is known to turn the tongue and/or stool black temporarily. This condition can persist for a few days... Q.diarrhea for 4 wks. watery and then black stools.
sick day noun [C]. âº a day for which an âemployee âreceives âpay while âabsent from âwork because of âillness. (Definition of sick day from the Cambridge Academic Content Dictionary Â© Cambridge University Press).
Print Page. If youâre not one to spend hours of your day reading articles about computer security, certain unintuitive terms may make you scratch your head. One of the terms Iâm most often asked to explain is what does zero day mean; letâs look at what that phrase entails. At ESET, we define a Zero-day as. A new, unpatched vulnerability which is used to perform an attack. The name âzero-dayâ comes from the fact that no patch yet exists to mitigate the vulnerability being exploited. Zero-days are sometimes used in trojan horses, rootkits, viruses, worms and other kinds of malware to help them spread to and infect additional computers.