(redirected from diffusors)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to diffusors: diffusers


1. One that diffuses, as:
a. A light fixture, such as a frosted globe, that spreads light evenly.
b. A medium that scatters light, used in photography to soften shadows.
c. A device, such as a cone or baffle, placed in front of a loudspeaker diaphragm to diffuse the sound waves.
2. A flow passage in a wind tunnel that decelerates a stream of gas or liquid from a high to a low velocity.


(dɪˈfjuːzə) or


1. a person or thing that diffuses
2. (Furniture) a part of a lighting fixture consisting of a translucent or frosted covering or of a rough reflector: used to scatter the light and prevent glare
3. (Electronics) a cone, wedge, or baffle placed in front of the diaphragm of a loudspeaker to diffuse the sound waves
4. (Aeronautics) a duct, esp in a wind tunnel or jet engine, that widens gradually in the direction of flow to reduce the speed and increase the pressure of the air or fluid
5. (Photography) photog a light-scattering medium, such as a screen of fine fabric, placed in the path of a source of light to reduce the sharpness of shadows and thus soften the lighting
6. (Civil Engineering) a perforated plate or similar device for distributing compressed air in the aeration of sewage
7. (Hairdressing & Grooming) a device, attached to a hairdryer, which diffuses the warm air as it comes out


(dɪˈfyu zər)

1. a person or thing that diffuses.
2. (in a lighting fixture) any of a variety of translucent materials for filtering glare from the light source.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.diffuser - baffle that distributes sound waves evenly
baffle, baffle board - a flat plate that controls or directs the flow of fluid or energy
2.diffuser - optical device that distributes the light of a lamp evenly
lamp - a piece of furniture holding one or more electric light bulbs
lighting fixture - a fixture providing artificial light
optical device - a device for producing or controlling light


n (for light) → (Licht)diffusor m
References in periodicals archive ?
Tenders are invited for Providing Repairs To 30 Kva,Avr In Te-Peda Vegi, Chataparru & Ttd Eluru, Providing Repairs To 30 Kva,Avr In Te-Tangellamudi, Providing Earthing And Cabling For E/A Set 2 In Connection With Supply, Installation, Testing And Commissioning Of 2 Nos 100 Kva Diesel Ea Sets For Mbm Exchange In Te Palakol In Wg Ssa, Closing Of Supply Air Grills, Diffusors At Te Bhimavaram, Palaklole, Narasapuram, Tanuku, Jangareddigudem, Penugonda And Nidadavole In Connection With Replacement Of Ac Plant With 1.
Their report says: "The launch of innovative slow release products such as electrical diffusors or plug-ins gave the market an unexpected boost.
The interior is further illuminated by slatted or fretted skylights while lower down, translucent canopies over bathroom and entrance act as light diffusors.