noun.
In geometrical topics, a movable object which at any one instant, or indivisible determination of time, is at every part of a line. During a lapse of time a filament is restricted to being in some surface, which it is said to generate.
noun.
A long threadlike bacterial growth.
noun.
A fine untwisted thread; a separate fiber or fibril of any vegetable or animal tissue or product, natural or artificial, or of a fibrous mineral: as, a filament of silk, wool, cobweb, or asbestos; a cortical or muscular filament.
noun.
Specifically In botany, the support of an anther, usually slender and stalk-like, but very variable in form.
noun.
In ornithology, the part of a down-feather corresponding to the barb of an ordinary feather.
noun.
A tenuous thread of any substance, as glass or mucus; hence, in medicine, a glairy substance sometimes contained in urine, capable of being drawn out into threads or strings.
noun.
The nearly infusible conductor placed in the globe of an incandescent lamp or glow-lamp and raised to incandescence by the passage of the current. It is usually some form of carbon, although metals with high points of fusion have been used.