| brainwashing | (noun) forcible indoctrination into a new set of attitudes and beliefs | - |
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| brainwave | (noun) the clear (and often sudden) understanding of a complex situation | Synonyms: brainstorm, insight |
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| (noun) (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph | Synonyms: brain wave, cortical potential |
| brainworker | (noun) someone whose profession involves using his head to solve problems | Synonyms: brain-worker |
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| inwardness | (noun) the quality or state of being inward or internal | - |
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| (noun) preoccupation with what concerns human inner nature (especially ethical or ideological values) | Synonyms: internality |
| (noun) preoccupation especially with one's attitudes and ethical or ideological values | - |
| (noun) the choicest or most essential or most vital part of some idea or experience | Synonyms: center, centre, core, essence, gist, heart, heart and soul, kernel, marrow, meat, nitty-gritty, nub, pith, substance, sum |
| pinwheel | (noun) a circular firework that spins round and round emitting colored fire | Synonyms: catherine wheel |
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| (noun) a toy consisting of vanes of colored paper or plastic that is pinned to a stick and spins when it is pointed into the wind | Synonyms: pinwheel wind collector |
| (noun) a wheel that has numerous pins that are set at right angles to its rim | - |
| (noun) perennial subshrub of Tenerife having leaves in rosettes resembling pinwheels | Synonyms: Aeonium haworthii |
| pinworm | (noun) small threadlike worm infesting human intestines and rectum especially in children | Synonyms: Enterobius vermicularis, threadworm |
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| rainwater | (noun) drops of fresh water that fall as precipitation from clouds | Synonyms: rain |
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| rosinweed | (noun) North American perennial having a resinous odor and yellow flowers | Synonyms: Silphium laciniatum |
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| (noun) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock | Synonyms: gum plant, gumweed, tarweed |
| satinwood | (noun) East Indian tree with valuable hard lustrous yellowish wood | Synonyms: Chloroxylon swietenia, satinwood tree |
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| (noun) West Indian tree with smooth lustrous and slightly oily wood | Synonyms: West Indian satinwood, Zanthoxylum flavum |
| (noun) hard yellowish wood of a satinwood tree having a satiny luster; used for fine cabinetwork and tools | - |
| tinware | (noun) articles of commerce made of tin plate | - |
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| wainwright | (noun) a wagon maker | Synonyms: waggonwright, wagonwright |
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