Word: core Part of Speech: noun Etymology: From Middle English core, kore, coor (“apple-core, pith”), of obscure and uncertain origin. Possibly of native English origin, from Old English *cor, related to Old English *coruc, *corc (diminutive) (> Middle English cork, crok (“core of an apple or other fruit, heart of an onion”)) and Old English corn (“seed", also "grain”); or alternatively perhaps from Old French cuer (“heart”), from Latin cor (“heart”); or from Old French cors (“body”), from Latin corpus (“body”). Compare also Middle English colk, coke, coll (“the heart or centre of an apple or onion, core”), Dutch kern (“core”), German Kern (“core”). See also heart, corpse. Compare typologically Russian серде́чник (serdéčnik), сердцеви́на (serdcevína)) (akin to се́рдце (sérdce), cognate with heart, Latin cor). Pronunciation: /kɔː/, /kɔɹ/, [kʰo̞ɹ], /ko(ː)ɹ/, /koə/ 1. In general usage, an essential part of a thing surrounded by other essential things. Labels: countable, uncountable Example: the core of an apple or quince 2. In general usage, an essential part of a thing surrounded by other essential things. Labels: countable, uncountable Example: Reindeer are well suited to the taiga’s frigid winters. They can maintain a thermogradient between body core and the environment of up to 100 degrees, in part because of insulation provided by their fur, and in part because of counter-current vascular heat exchange systems in their legs and nasal passages. 3. In general usage, an essential part of a thing surrounded by other essential things. Labels: countable, uncountable 4. In general usage, an essential part of a thing surrounded by other essential things. Labels: countable, uncountable Example: the core of the square 5. The most important part of a thing or aggregate of things wherever located and whether of any determinate location at all; the essence. Labels: countable, uncountable Example: the core of a subject Example: Jones’ sad eyes betray a pervasive pain his purposefully spare dialogue only hints at, while the perfectly cast Brolin conveys hints of playfulness and warmth while staying true to the craggy stoicism at the character’s core. 6. The most important part of a thing or aggregate of things wherever located and whether of any determinate location at all; the essence. Labels: countable, uncountable 7. The most important part of a thing or aggregate of things wherever located and whether of any determinate location at all; the essence. Labels: countable, uncountable 8. The most important part of a thing or aggregate of things wherever located and whether of any determinate location at all; the essence. Labels: countable, uncountable Example: Photographs of cottagecore focuses on countrysides or forests. 9. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable 10. particular parts of technical instruments or machines essential in function: Labels: abbreviation, alt-of, countable, ellipsis, historical, informal, uncountable 11. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable Example: I wanted to play a particular computer game, which required I buy a new computer, so while the game said it needed at least a dual-core processor, I wanted my computer to be a bit ahead of the curve, so I bought a quad-core. 12. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable Example: a floor panel with a Nomex honeycomb core 13. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable Example: In the engine room, the changing angle dropped the melted core to the deck. The hot mass attacked the steel deck first, burning through that, then the titanium of the hull. Five seconds later the engine room was vented to the sea. 14. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable Example: In a hollow-core design, neutrons escape from the core more readily, allowing more fissile material to be used (and thus allowing for a greater yield) while still keeping the core subcritical prior to detonation. 15. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable 16. particular parts of technical instruments or machines essential in function: Labels: countable, uncountable 17. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable 18. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable 19. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable Example: [the skin of the sheep] is clear from cores and jogs under the jaws. 20. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable 21. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable 22. Hence particular parts of a subject studied or examined by technical operations, likened by position and practical or structural robustness to kernels, cores in the general sense above. Labels: countable, uncountable