Mayers fluid is a common term used in laboratory settings. It refers to a specific type of fixative solution used in histology and pathology to preserve and maintain tissue samples. While there may not be exact synonyms for "Mayers fluid", there are alternative fixatives that serve similar purposes. One such example is formalin, a solution of formaldehyde in water. Another alternative could be Bouin's fluid, a mixture of picric acid, formaldehyde, and acetic acid. Both of these fixatives have their own unique properties and are commonly used in different laboratory practices. It is always important to select the appropriate fixative based on the specific requirements of the experiment or study at hand.