quantoid noun2 •(disapproving) An academic who relies purely on quantitative research methods.[…] quantoids and qualitoids have developed different languages and different approaches to their topics. They are accustomed to arguing with each other or ignoring each other. — 2001 •(no longer used) The left hand side of a linear differential equation whose right hand side is zero.It indicates a certain relation between two differential equations, quantoids, or quotoids, whereof one is a transformation of the other by change of the independent variable. — 1875 formsquantoids