conservant

adj

1. Having the power or quality of conservation; conserving.

   “Now, besides these laws, the body is subjected also to the laws of vitality, and the coexistence of these destructive and conservant forces can clearly be recognized.”

   “It is the procreant and conservant cause, but no material of our Sanctification .”

   “The problem which remains, however, is to discover whether the combinatorial system is acquired by the same process as the use of a bicycle or, to take a less crude example, whether a child learns to recognize the conservant and non-conservant transformations of a ball of clay in the same way as he learns to recognize colours, or the particular function of each of the switches in a complex electrical apparatus.”

noun

1. A substance that is used for the purpose of conserving; a preservative.

   “This unusual combination of qualities renders the drug useful in two distinct ways at least: first, as a very desirable anaesthetic in the removal of foreign bodies from the cornea; second, as a conservant to the various solutions used by the eye surgeon.”

   “The total number of microorganisms was increased slightly in feces kept without conservant, mainly on account of the aerobic group.”

   “To ensure optimal penetration of the conservant, the wood was first moistened with pure solvent , and then a 5 % solution of PBMA was applied with a soft brush, gradually increasing the concentration.”