| echo |
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noun
- A reflected sound that is heard again by its initial observer.
- (computing): The displaying on the command line of the command that has just been executed.
- The letter E in the ICAO spelling alphabet.
verb (echo, es)
- To repeat back what another has just said.
| | | electronic |
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adjective
- (context, physics, chemistry): Of or pertaining to an electron or electrons.
- Operating on the physical behavior of electrons, especially in semiconductors.
- Generated by an electronic (2) device (electronic music).
| | electronics |
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noun
- (physics) The study and use of electrical devices that operate by controlling the flow of electrons or other electrically charged particles.
- I'm taking Electronics 101 next semester.
- (context, English pluralia tantum) A device or devices that owe their function to the flow of electrons through conductors and semiconductors; devices that operate on electrical power (battery or outlet.)
- A VCR may soon be an obsolete device.
- Look at all the in this room!
| | emission |
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noun
- Something that is emitted, especially the exhaust from a car.
- The act of sending or throwing out; the act of sending forth or putting into circulation; issue; as, the emission of light from the sun; the emission of heat from a fire; the issuing of bank notes.
- That which is sent out, issued, or put in circulation at one time; issue; as, the emission was mostly blood. Emission theory (Physics), the theory of Newton, regarding light as consisting of emitted particles or corpuscles. See Corpuscular theory, under Corpuscular.
| | emitter |
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noun
- That which emits something.
- The name for one terminal of a transistor.
| | emphasis |
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noun (emphases)
- special, Special weight or forcefulness given to something considered important.
- He paused for before saying who had won.
- Special attention or prominence given to something.
- Anglia TV's is on Norwich and district.
- Prominence given to a syllable or words, by raising the voice or printing in italic or underlined type.
- He used a yellow highlighter to indicate where to give in his speech.
- (typography) Related to bold.
| | envelope |
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noun (plural envelopes)
- A paper or cardboard wrapper used to enclose and small, flat items, especially letters, for mailing.
- Something that envelops; a wrapping
- A bag containing the lifting gas of a balloon or airship.
- (geometry) A mathematical curve, surface, or higher-dimensional object that is the tangent to a given family of lines, curves, surfaces, or higher-dimensional objects.
- (electronics) A curve that bounds another curve or set of curves, as the modulation envelope of an amplitude-modulated carrier wave in electronics.
- (music) The shape of a sound, which may be controlled by a synthesizer or sampler.
- (computing) The information used for routing an email that is transmitted with the email but not part of its contents.
- (biology) An enclosing structure or cover, such as a membrane.
- (engineering) The set of limitations within which a technological system can perform safely and effectively.
| | excitation |
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noun - The act of exciting or putting in motion; the act of rousing up or awakening.
- The act of producing excitement (stimulation); also, the excitement produced.
- Physiology. The activity produced in an organ, tissue, or part, such as a nerve cell, as a result of stimulation
- (physics) The change in state as an excited state is formed by the absorption of a quantum of energy
| | eye |
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noun (plural eyes or (archaic) eyen)
- An organ that is sensitive to light, which it converts to electrical signals passed to the brain, by which means animals see.
- A hole at the blunt end of a needle through which thread is passed.
- A fitting consisting of a loop of metal or other material, suitable for receiving a hook.
- The center/centre of a hurricane.
- A mark on an animal, such as a peacock or butterfly, resembling an eye.
- A reproductive bud in a potato.
- The ability to notice what others might miss.
- He has a good eye for talent.
verb (eyes, eyeing or eying, eyed)
- To look at someone or something as if with the intent to do something with that person or thing.
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