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English Words Starting With D
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- diffidence/ˈdɪf.ɪ.dəns/Modesty or shyness resulting from a lack of self-confidence.nounC2
- diffluence/ˈdɪf.lu.əns/The act or process of flowing apart; a flowing off in different directions.nounC2/Rare
- difflugia/dɪˈfluːdʒɪə/A genus of single-celled, shell-building amoebas (testate amoebae) found in freshwater environments.nounExtremely Low
- diffract/dɪˈfrækt/to cause a wave (like light, sound, or an electron beam) to bend or spread out when passing around an obstacle or through an aperture.verbverb-transitiveC2 (Rare, very low frequency outside technical domains).
- diffraction/dɪˈfræk.ʃən/The spreading or bending of waves (especially light or sound) around obstacles or through narrow openings.nounLow
- diffraction grating/dɪˈfræk.ʃən ˈɡreɪ.tɪŋ/An optical component, usually a sheet of glass or metal, ruled with many extremely fine parallel lines that split light into its constituent wavelengths, producing a spectrum.nounC2
- diffraction pattern/dɪˈfræk.ʃən ˌpæt.ən/The distinctive arrangement of light or wave intensity produced when waves (especially light or electrons) encounter an obstacle or pass through a slit, creating interference effects.nounLow
- diffractometer/dɪˌfrækˈtɒm.ɪ.tə/A scientific instrument used to measure the diffraction of radiation, typically X-rays, electrons, or neutrons, by a crystal or other material, producing a diffraction pattern used to analyze atomic/molecular structure.nounC2 (Proficiency) - Highly specialized technical term
- diffusate/dɪˈfjuːzeɪt/The product of a diffusion process; a substance that has passed through a membrane or porous barrier.nounC2
- diffuse/dɪˈfjuːz/ (verb), /dɪˈfjuːs/ (adjective)To spread out over a wide area or through a substance; or (as an adjective) widely spread out or not concentrated.adjectiveverbverb-intransitive+1B2-C1
- diffused junction/dɪˈfjuːzd ˈdʒʌŋkʃ(ə)n/A semiconductor device where dopant atoms have spread across a p-n junction, creating a gradual transition region rather than an abrupt boundary.nounC2/Highly Specialized
- diffuser/dɪˈfjuːzə(r)/A device or object that spreads something (light, air, sound, fragrance) over a wider area by scattering it.nounB2
- diffusion/dɪˈfjuːʒ(ə)n/The act or process of spreading something (such as information, particles, light, or cultural elements) more widely; the state of becoming more spread out.nounC1
- diffusion coefficient/dɪˈfjuːʒən ˌkəʊɪˈfɪʃ(ə)nt/A quantitative measure representing the rate at which one substance diffuses through another.nounVery Low
- diffusion line/dɪˈfjuːʒən laɪn/A secondary, lower-priced fashion collection created by a high-fashion brand to reach a wider market.nounC1/C2 (Specialised)
- diffusion model/dɪˈfjuːʒən ˈmɒd(ə)l/A type of generative artificial intelligence model that creates data (e.g., images, text) by learning to reverse a process of gradually adding noise to data.nounLow-to-Medium
- diffusionism/dɪˈfjuːʒənɪzəm/A theoretical doctrine or school of thought that explains major changes in cultures, technologies, or ideas primarily through the spread or borrowing from one central, often advanced, source.nounC2
- diffusivity/ˌdɪf.jʊˈsɪv.ɪ.ti/A measure of the rate of diffusion (the process of spreading or scattering). It is a physical property.nounC1
- diffusor/dɪˈfjuː.zə(r)/a device or structure that spreads, scatters, or distributes something (such as light, sound, air, or scent) over a wider area.nounC1
- difluence/ˈdɪflʊəns/The state or act of flowing apart or away in different directions; a divergence in flow.nounExtremely Rare
Showing 3301–3320 of 7181 words.