12-Letter Words Containing: O,M,B,R,O,S,_

• tiny bits of protoplasm found in vertebrate blood; essential for blood clotting

• a spasm of the bronchi that makes exhalation difficult and noisy; associated with asthma and bronchitis

• An umbrella, especially when erroneously seen as a stereotypically English accessory.

• A cluster of ribosomes, connected by mRNA, that collectively synthesizes protein

• A fibroblastic sarcoma: a malignant tumor derived from fibrous connective tissue

• a protein in blood plasma that is the inactive precursor of thrombin