| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024fil•a•ment /ˈfɪləmənt/USA pronunciation n. [countable]- a very fine thread or threadlike structure; a fiber or fibril:filaments of gold.
- Electricity(in a light bulb) the threadlike conductor that is heated and glows due to the passage of current.
fil•a•men•tous /ˌfɪləˈmɛntəs/USA pronunciation adj. WordReference Random House Unabridged Dictionary of American English © 2024fil•a•ment (fil′ə mənt),USA pronunciation n. - a very fine thread or threadlike structure;
a fiber or fibril:filaments of gold. - a single fibril of natural or synthetic textile fiber, of indefinite length, sometimes several miles long.
- Fungi, Microbiologya long slender cell or series of attached cells, as in some algae and fungi.
- Botanythe stalklike portion of a stamen, supporting the anther. See diag. under flower.
- Birds[Ornith.]the barb of a down feather.
- Electricity(in a light bulb or other incandescent lamp) the threadlike conductor, often of tungsten, in the bulb that is heated to incandescence by the passage of current.
- Electronicsthe heating element (sometimes also acting as a cathode) of a vacuum tube, resembling the filament in an incandescent bulb.
- Astronomya solar prominence, as viewed within the sun's limb.
- Neo-Latin fīlāmentum, equivalent. to Late Latin fīlā(re) to wind thread, spin (see file1) + Latin -mentum -ment
- 1585–95
Collins Concise English Dictionary © HarperCollins Publishers:: filament /ˈfɪləmənt/ n - the thin wire, usually tungsten, inside a light bulb that emits light when heated to incandescence by an electric current
- a high-resistance wire or ribbon, forming the cathode in some valves
- a single strand of a natural or synthetic fibre; fibril
- the stalk of a stamen
- any of the long slender chains of cells into which some algae and fungi are divided
- the barb of a down feather
- any slender structure or part, such as the tail of a spermatozoon; filum
- a long structure of relatively cool material in the solar corona
- a long large-scale cluster of galaxies
Etymology: 16th Century: from New Latin fīlāmentum, from Medieval Latin fīlāre to spin, from Latin fīlum threadfilamentary /ˌfɪləˈmɛntərɪ -trɪ/, ˌfilaˈmentous adj |