Tender grilling steaks can be cooked with minimal preparation. Less tender marinating steaks benefit from standing in an acidic-based mixture for four to 24 hours to tenderize them. Marinating steaks should be grilled only to medium-rare or medium: anything beyond medium tends to produce toughness.
Measles is a childhood infection caused by a virus. Once quite common, measles can now almost always be prevented with a vaccine. Signs and symptoms of measles include cough, runny nose, inflamed eyes, sore throat, fever and a red, blotchy skin rash.
Freebase (0.00 / 0 votes) Rate this definition: Measles. Measles is an infection of the respiratory system caused by a virus, specifically a paramyxovirus of the genus Morbillivirus. Morbilliviruses, like other paramyxoviruses, are enveloped, single-stranded, negative-sense RNA viruses.