13-Letter Words Containing: H,M,N,O,O,R,S,T

• (botany) a plant product that acts like a hormone

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

• of or relating to insects of the order Hymenoptera

• insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing

• adsorption (especially when irreversible) by means of chemical instead of physical forces

• a usually nonphotosynthetic free-living protozoan with whiplike appendages; some are pathogens of humans and other animals

• hormone synthesized and released into the blood stream by the parathyroid glands; regulates phosphorus and calcium in the body and functions in neuromuscular excitation and blood clotting

• vain and empty boasting