Main Entry:

mol·e·cule

Pronunciation:

\ˈmä-li-ˌkyül\

Function:

noun

Etymology:

French molécule, from New Latin molecula, diminutive of Latin moles mass

Date:

1794

1 : the smallest particle of a substance that retains all the properties of the substance and is composed of one or more atoms 2 : a tiny bit : particle