a single thread or a thin flexible threadlike object or part
a slender conductor in an electric light bulb, made incandescent by the passage of an electric current
a single thread or a thin flexible threadlike object or part, e.g.:
an elongated thin series of attached cells or a very long thin cylindrical single cell, e.g. of some algae, fungi, or bacteria
a slender conductor, e.g. in an electric light bulb, made incandescent by the passage of an electric current
the stalk of a stamen that bears the anther
filamentary /-ʹment(ə)ri/ adj
filamentous /-ʹmentəs/ adj
[early French filament via medieval Latin from late Latin filare to spin, from Latin filum thread]