12-Letter Words Containing: M,E,R,C,H,E,T

• the use of chemical agents to treat or control disease (or mental illness)

• surgical removal of the uterus

• of birds and mammals; having constant and relatively high body temperature

• a hygrometer consisting of a dry-bulb thermometer and a wet-bulb thermometer; their difference indicates the dryness of the surrounding air

• measurement of human heads

• Any of many marine worms, of the phylum Hemichordata, that have a primitive notochord

• Of, pertaining to, or characteristic of these animals

• the chemistry of the earth's crust

• in an airtight manner