a blood test or blood tests collectively.
any of several red or red-blooded annelid worms, especially various earthworms. the freshwater larva of midges. Historical Examples The Sea Shore William S. Furneaux noun the red wormlike aquatic larva of the midge, Chironomus plumosus, which lives at the bottom of stagnant pools and ditches a freshwater oligochaete tubifex worm any of several small reddish […]
the redroot, Lachnanthes caroliana. any of various plants having red roots, markings, juices, etc. bloodroot.
adjective Usage Note