n. A solution of formaldehyde in water; used as a disinfectant and to preserve biological specimens.
the GNU version of the Collaborative International Dictionary of English
n. An aqueous solution of formaldehyde, used as a preservative in museums and as a disinfectant.
The Century Dictionary and Cyclopedia
n. A trade-name for aqueous or dilute methyl alcoholic solutions of formaldehyde, containing up to 40 per cent. of the latter.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a 10% solution of formaldehyde in water; used as a disinfectant or to preserve biological specimens
Word Usage
"It was only after the vessel had been placed in formalin, that two faint whitish lines began to appear, indicating the place where the suture had been performed."