14-Letter Words Containing: R,O,Y,S,T

• the state of being heterozygous; having two different alleles of the same gene

• (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

• the branch of organic chemistry dealing with the chemistry of plants

• an underactive thyroid gland; a glandular disorder resulting from insufficient production of thyroid hormones

• a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)