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filament

play
noun fil·a·ment \ˈfi-lə-mənt\

Simple Definition of filament

  • : a thin thread or hair

  • : a thin wire in a light bulb that glows when electricity passes through it

Source: Merriam-Webster's Learner's Dictionary

Full Definition of filament

  1. :  a single thread or a thin flexible threadlike object, process, or appendage: as a :  a tenuous conductor (as of carbon or metal) made incandescent by the passage of an electric current; specifically :  a cathode in the form of a metal wire in an electron tube b (1) :  a thin and fine elongated constituent part of a gill (2) :  an elongated thin series of cells attached one to another or a very long thin cylindrical single cell (as of some algae, fungi, or bacteria) c :  the anther-bearing stalk of a stamen — see flower illustration

filamentary play \ˌfil-ə-ˈmen-t(ə-)rē\ adjective
filamentous play \-ˈmen-təs\ adjective

Examples of filament in a sentence

  1. algae covered with tiny filaments

  2. <the cable was made up of fine filaments twisted together>



Origin of filament

Middle French, from Medieval Latin filamentum, from Late Latin filare to spin — more at file


First Known Use: 1594


FILAMENT Defined for Kids

filament

play
noun fil·a·ment \ˈfi-lə-mənt\

Definition of filament for Students

  1. 1 :  a fine thread <a filament of silk>

  2. 2 :  a fine wire (as in a light bulb) that is made to glow by the passage of an electric current

  3. 3 :  the stalk of a plant stamen that bears the anther




Medical Dictionary

filament

play
noun fil·a·ment \ˈfil-ə-mənt\

Medical Definition of filament

  1. :  a single thread or a thin flexible threadlike object, process, or appendage; especially :  an elongated thin series of cells attached one to another or a very long thin cylindrical single cell (as of some algae, fungi, or bacteria)

filamentous \ˌfil-ə-ˈment-əs\play adjective




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