2. an area of discoloration of the skin. acid-fast stain a staining procedure for demonstrating acid-fast microorganisms. differential stain one that facilitates differentiation of various elements in a specimen. endogenous stain an intrinsic stain acquired during tooth development.exogenous stain an intrinsic stain acquired after a tooth has erupted.. an area of discoloration of the skin. acid stain. a stain in which the coloring agent is in the acid radical. basic stain. a stain in which the coloring agent is in the basic radical.
Bridgit Mendler took to Twitter on Friday evening (August 16) to clear up the rumors that she is pregnant. âKinda thought the twitter chatter would have died down by now but no, Iâm not pregnant.
Selena Gomez Pregnant With Zeddâs Baby â Still In Love With Justin Bieber â Baby Bump in New Photos? News and rumors are that Selena Gomez is pregnant with Zeddâs baby but the star is still in love with Justin Bieber and canât decide what to do â does Selena look like she has a baby bump in new photos below?