2. yarn-a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving. thread. cord-a line made of twisted fibers or threads; the bundle was tied with a cord. cotton-thread made of cotton fibers. dental floss, floss-a soft thread for cleaning the spaces between the teeth.arn. 1. thread made of natural or synthetic fibers and used for knitting and weaving. 2. a continuous strand or thread made from glass, metal, plastic, etc.
The five blood pressure ranges as recognized by the American Heart Association are: 1  Normal blood pressure. Congratulations on having blood pressure numbers that are within the normal (optimal) range of less than 120/80 mm Hg. 2  Prehypertension (early stage high blood pressure)
Once you have your average blood pressure, the next step is to see where the numbers fall. Generally, anything under 120/80 is considered a good blood pressure. Average numbers between 120/80 and 139/89 are considered  prehypertension .. If the average of your numbers is more than 140/90, you have high blood pressure.nce you have your average blood pressure, the next step is to see where the numbers fall. Generally, anything under 120/80 is considered a good blood pressure. Average numbers between 120/80 and 139/89 are considered  prehypertension .. If the average of your numbers is more than 140/90, you have high blood pressure.