| animatronics | (noun) the construction of robots to look like animals (developed for Disneyland) | - |
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| anionic | (noun) a class of synthetic detergents in which the molecules do not ionize in aqueous solutions | Synonyms: anionic detergent, non-ionic detergent |
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| architectonics | (noun) the science of architecture | Synonyms: tectonics |
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| atonicity | (noun) lack of normal muscular tension or tonus | Synonyms: amyotonia, atonia, atony |
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| avionics | (noun) science and technology of electronic systems and devices for aeronautics and astronautics | - |
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| bionics | (noun) application of biological principles to the study and design of engineering systems (especially electronic systems) | - |
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| chronicle | (noun) a record or narrative description of past events | Synonyms: account, history, story |
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| chronicler | (noun) someone who writes chronicles | - |
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| colonic | (noun) a water enema given to flush out the colon | Synonyms: colonic irrigation |
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| conic | (noun) (geometry) a curve generated by the intersection of a plane and a circular cone | Synonyms: conic section |
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| cryonics | (noun) the freezing of a seriously ill or recently deceased person to stop tissues from decomposing; the body is preserved until new medical cures are developed that might bring the person back to life | - |
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| cupronickel | (noun) a 60/40 alloy of copper and nickel | - |
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| cytoarchitectonics | (noun) the cellular composition of a bodily structure | Synonyms: cytoarchitecture |
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| electronics | (noun) the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices | - |
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| harmonic | (noun) any of a series of musical tones whose frequencies are integral multiples of the frequency of a fundamental | - |
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| (noun) a tone that is a component of a complex sound | - |
| harmonica | (noun) a small rectangular free-reed instrument having a row of free reeds set back in air holes and played by blowing into the desired hole | Synonyms: harp, mouth harp, mouth organ |
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| harmonics | (noun) the study of musical sound | - |
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| histrionics | (noun) a performance of a play | Synonyms: representation, theatrical, theatrical performance |
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| (noun) a deliberate display of emotion for effect | - |
| hydroponics | (noun) a technique of growing plants (without soil) in water containing dissolved nutrients | Synonyms: aquiculture, tank farming |
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| hypertonicity | (noun) (of muscular tissue) the state of being hypertonic | Synonyms: hypertonia, hypertonus |
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| (noun) (of a solution) the extent to which a solution has a higher osmotic pressure than some other | - |
| hypotonicity | (noun) (of muscular tissue) the state of being hypotonic | Synonyms: hypotonia, hypotonus |
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| (noun) (of a solution) the extent to which a solution has a lower osmotic pressure than some other | - |
| japonica | (noun) deciduous thorny shrub native to Japan having red blossoms | Synonyms: Chaenomeles japonica, maule's quince |
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| (noun) greenhouse shrub with glossy green leaves and showy fragrant rose-like flowers; cultivated in many varieties | Synonyms: Camellia japonica |
| laconicism | (noun) terseness of expression | Synonyms: laconism |
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| microelectronics | (noun) the branch of electronics that deals with miniature components | - |
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| mnemonic | (noun) a device (such as a rhyme or acronym) used to aid recall | - |
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| mnemonics | (noun) a method or system for improving the memory | - |
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| nucleonics | (noun) the branch of physics that studies the internal structure of atomic nuclei | Synonyms: atomic physics, nuclear physics |
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| philharmonic | (noun) a large orchestra; can perform symphonies | Synonyms: symphony, symphony orchestra |
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| phonics | (noun) teaching reading by training beginners to associate letters with their sound values | - |
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| subtonic | (noun) (music) the seventh note of the diatonic scale | Synonyms: leading tone |
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| supertonic | (noun) (music) the second note of a diatonic scale | - |
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| synchronicity | (noun) the relation that exists when things occur at the same time | Synonyms: synchroneity, synchronisation, synchronism, synchronization, synchronizing, synchrony |
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| tectonics | (noun) the branch of geology studying the folding and faulting of the earth's crust | Synonyms: plate tectonic theory, plate tectonics |
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| (noun) the science of architecture | Synonyms: architectonics |
| thermionics | (noun) the branch of electronics dealing with thermionic phenomena (especially thermionic vacuum tubes) | - |
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| tonic | (noun) a medicine that strengthens and invigorates | Synonyms: restorative |
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| (noun) (music) the first note of a diatonic scale | Synonyms: keynote |
| (noun) a sweet drink containing carbonated water and flavoring | Synonyms: pop, soda, soda pop, soda water |
| (noun) lime- or lemon-flavored carbonated water containing quinine | Synonyms: quinine water, tonic water |
| tonicity | (noun) the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli | Synonyms: tone, tonus |
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| veronica | (noun) any plant of the genus Veronica | Synonyms: speedwell |
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