Biological; pertaining to biology or to a living organism.

An extremely complex drug, vaccine or antitoxin that is made from a living organism, or from products of a living organism.

(medicine) biological products, such as antitoxins or vaccines, used to induce immunity / (military) biological weapons

plural of biologic

Of or relating to biology. / Related by consanguinity, especially as to parents and children. / (proscribed, an error in non-native speakers' English) Organic (grown without agrochemicals).

(rare) A biological product.

In a biological manner. / With regard to biology.

The use or emphasis of biological principles or methods in explaining human, especially social, behavior.

(transitive) To make biological; to assimilate into a biological framework or context.

simple past tense and past participle of biologize