plural of fossil fuel

(pharmacology) The salt form of the protease inhibitor drug fosamprenavir used in the treatment of HIV infected patients.

(pharmacology) An antiretroviral prodrug of the protease inhibitor amprenavir. It is used to treat HIV infected patients.

An adult who cares for a child who has been placed in foster care.

A fossil formed when an animal, plant, or other organism dies, its flesh decays and bones deteriorate due to chemical reactions; minerals gradually enter into the cavity, resulting in a cast, which is in the general form of the original organism.

plural of foster parent

(pharmacology) An antibiotic, similar to fosfomycin, obtained from Streptomyces bacteria.

(pharmacology) A broad-spectrum antibiotic, 3-methyloxiran-2-ylphosphonic acid, obtained from certain Streptomyces bacteria.

A fossil formed when sediment fills the inside or covers the outside of a dead organism and the organism's remains do not persist, leaving just the shape and texture of the rock to indicate the organic material that was there.

To remove offspring from its biological mother to be reared by another, especially so as to equalize the numbers in litters.