13-Letter Words Containing: B,E,M,O,O,S

• an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot

• a parallelepiped bounded by six similar faces (either rhombuses or parallelograms)

• fibrosis of the bone marrow

• an ambiguous grammatical construction; e.g., `they are flying planes' can mean either that someone is flying planes or that something is flying planes

• masculinity in women (especially in girls and young women)

• fibrosis of the bone marrow

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