blot smear smirch spot stain | an act that brings discredit to the person who does it, he made a huge blot on his copybook |
Gram's method Gram method Gram's procedure Gram's stain Gram stain | a staining technique used to classify bacteria, bacteria are stained with gentian violet and then treated with Gram's solution, after being decolorized with alcohol and treated with safranine and washed in water, those that retain the gentian violet are Gram-positive and those that do not retain it are Gram-negative |
Air Force Research Laboratory AFRL | a United States Air Force defense laboratory responsible for discovering and developing and integrating fighting technologies for aerospace forces |
biology lab biology laboratory bio lab | a laboratory for biological research |
chemistry lab chemistry laboratory chem lab | a laboratory for research in chemistry |
defense laboratory | a laboratory devoted to research and development for national defense |
lab laboratory research lab research laboratory science lab science laboratory | a workplace for the conduct of scientific research |
lab bench laboratory bench | a workbench in a laboratory |
lab coat laboratory coat | a light coat worn to protect clothing from substances used while working in a laboratory |
Naval Research Laboratory NRL | the United States Navy's defense laboratory that conducts basic and applied research for the Navy in a variety of scientific and technical disciplines |
physics lab physics laboratory | a laboratory for research in physics |
space station space platform space laboratory | a manned artificial satellite in a fixed orbit designed for scientific research |
United States Army Criminal Investigation Laboratory U.S. Army Criminal Investigation Laboratory US Army Criminal Investigation Laboratory USACIL | a defense laboratory of the Criminal Investigation Command, the United States Army's primary forensic laboratory in support of criminal intelligence |
stain discoloration discolouration | a soiled or discolored appearance, the wine left a dark stain |
mud stain | a stain produced by mud |
oil stain | a stain produced by oil |
port-wine stain nevus flammeus | a flat birthmark varying from pink to purple |
mark stigma brand stain | a symbol of disgrace or infamy, And the Lord set a mark upon Cain--Genesis |
Department of Defense Laboratory System LABLINK | a defense laboratory that provides essential services in fundamental science for national security and environmental protection and provides technologies that contribute to industrial competitiveness |
testing ground laboratory | a region resembling a laboratory inasmuch as it offers opportunities for observation and practice and experimentation, the new nation is a testing ground for socioeconomic theories, Pakistan is a laboratory for studying the use of American troops to combat terrorism |
dirt filth grime soil stain grease grunge | the state of being covered with unclean things |
stain | (microscopy) a dye or other coloring material that is used in microscopy to make structures visible |
stain | color for microscopic study, The laboratory worker dyed the specimen |
stain | color with a liquid dye or tint, Stain this table a beautiful walnut color, people knew how to stain glass a beautiful blue in the middle ages |
stain | produce or leave stains, Red wine stains the table cloth |
tarnish stain maculate sully defile | make dirty or spotty, as by exposure to air, also used metaphorically, The silver was tarnished by the long exposure to the air, Her reputation was sullied after the affair with a married man |