10-Letter Words Containing: A,B,H,R

• Any of several trees of southern South America with produce very hard wood rich in tannin, especially those of the genus Schinopsis.

• The bark of these trees, formerly used in treating fever.

• hazard to humans or the environment resulting from biological agents or conditions

• any bacterium or virus or toxin that could be used in biological warfare

• orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf

• an obnoxious and foolish and loquacious talker

• an infestation with or a resulting infection caused by a parasite of the genus Schistosoma; common in the tropics and Far East; symptoms depend on the part of the body infected

• a metrical unit with unstressed-stressed-unstressed syllables (e.g., `remember')

• an organism that has the characteristics of a more primitive type of that organism

• a reappearance of an earlier characteristic

• characteristic of an atavist

• a standard by which something can be measured or judged

• a surveyor's mark on a permanent object of predetermined position and elevation used as a reference point