Synonyms of the word

axenic

• adj. (biology) Containing only a single species of microorganism. For example, an "axenic culture" means that…
• adj. (biology) Isolated from organisms of any other species.

germfree

• adj. (of an animal in gnotobiotics) Having no microorganisms living in or on it.

pure

• adj. Free of flaws or imperfections; unsullied.
• adj. Free of foreign material or pollutants.
• adj. Free of immoral behavior or qualities; clean.
• adj. (of a branch of science) Done for its own sake instead of serving another branch of science.
• adj. (phonetics) Of a single, simple sound or tone; said of some vowels and the unaspirated consonants.
• adj. (of sound) Without harmonics or overtones; not harsh or discordant.
• adv. (Liverpudlian) to a great extent or degree; extremely; exceedingly.
• v. (golf) to hit (the ball) completely cleanly and accurately.
• n. Alternative form of puer.