What does culturing mean?
Culturing refers to the deliberate growth of living material—most often bacteria, fungi, cells, or tissues—in a controlled environment such as a petri dish, nutrient broth, or bioreactor. It is the standard working vocabulary of microbiology and biotechnology: before a pathogen can be identified, a drug tested, or a vaccine produced, organisms must first be cultured under carefully managed conditions of temperature, nutrients, and sterility. The word derives from 'culture,' which itself traces back through Latin cultura, meaning cultivation of the soil—a reminder that tending crops and tending microbes share one conceptual root. Beyond the laboratory, culturing can appear figuratively to describe nurturing the growth of ideas, habits, or environments, though such usage is comparatively rare. Because it signals precision and scientific method, the word carries a distinctly technical register; general readers will most often encounter it in news coverage of medical research, food production such as yogurt making, or discussions of laboratory diagnostics.
The act or practice of growing microorganisms, cells, or tissues in a prepared medium under controlled conditions.
"Successful culturing of the organism required strict temperature control."
Most common in microbiology, cell biology, and biotechnology contexts.
Present participle of 'to culture': to grow or maintain living organisms in a controlled medium, or figuratively, to foster the development of something.
"They are culturing the yeast strains overnight before testing begins."
Every vaccine you've ever received began its life in a dish where scientists were busy culturing.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of culturing
Culturing is the verbal noun and present participle of 'culture,' which English borrowed in the early 15th century from Middle French, ultimately from Latin cultura meaning 'a cultivating, tillage' — a derivative of the past participle of colere, 'to till, inhabit, worship.' The same Latin root gives us agriculture, horticulture, and even colony (via colonus, a farmer). The specific application to growing microorganisms arose in the late 19th century alongside the rise of bacteriology, notably through the work of Louis Pasteur and Robert Koch, whose culture techniques made modern microbiology possible.
Related word forms
How culturing is actually used
Primarily a technical term used in laboratory science, particularly microbiology and biotechnology; figurative uses are less common and often feel slightly formal or deliberate. In everyday speech, speakers usually prefer simpler forms like 'growing' or 'developing' unless referring specifically to lab practice.
Easily confused with culturing
'Cultural' relates to the customs, arts, and beliefs of a society, while 'culturing' refers to growing organisms in a lab or nurturing development.