What does biochemically mean?
"Biochemically" is an adverb meaning in terms of the chemistry of living organisms. It modifies verbs and adjectives to indicate that a comparison, action, or property concerns the molecular and chemical processes inside cells — metabolism, enzymes, proteins, DNA, and other biological molecules. Scientists might say that two species are "biochemically similar," that a compound is "biochemically active," or that a substance behaves in a particular way once it enters the body. The word belongs chiefly to scientific, medical, and academic registers, appearing in research papers, textbooks, and clinical discussions rather than casual speech. It derives from "biochemistry," the discipline founded on the idea that life's processes are fundamentally chemical reactions, combining Greek bios (life) and khēmeia (the art of transmutation). Because modern medicine increasingly explains health and disease at the molecular level, "biochemically" has become an indispensable tool for describing how organisms work from the inside out.
adverbIn a way that relates to the chemistry of living organisms; with respect to biochemical processes or properties.
- In terms of, or with respect to, the chemistry of living organisms (e.g. 'biochemically active', 'biochemically similar').
"The two species are biochemically similar despite their striking physical differences."
"The drug is biochemically inert until it is metabolised by the liver."
"Although the twins look different, they are biochemically almost indistinguishable."
Two creatures can look nothing alike yet be biochemically near-twins — at the molecular level, a mushroom and a human share more chemistry than you'd ever guess.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of biochemically
"Biochemically" derives from "biochemistry," a term formed from Greek bios ("life") and "chemistry," which itself traces back through medieval Latin alchemia to Arabic al-kīmiyāʾ, ultimately of uncertain earlier origin. "Biochemistry" emerged as a distinct scientific discipline in the late nineteenth century as chemists began systematically studying the molecules of living matter. The adjective "biochemical" followed, and "biochemically" was formed by adding the adverbial suffix -ly.
How biochemically is actually used
A technical term used mainly in scientific, medical, and academic writing; rare in everyday conversation.
Easily confused with biochemically
"Biochemically" refers specifically to the chemical processes and substances within organisms, while "biologically" refers to living things and life processes more broadly.