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nucleus - 20 thesaurus results
| Main Entry: | nucleus |
| Part of Speech: | noun |
| Definition: | core; basis for something's |
| Synonyms: | center, crux, embryo, focus, foundation, germ, heart, hub, kernel, matter, nub, pivot, premise, principle, seed, spark, beginning bud |
| Antonyms: | exterior, outside, exteriority |
| Main Entry: | bud |
| Part of Speech: | noun |
| Definition: | new sprout on plant |
| Synonyms: | bloom, blossom, embryo, germ, nucleus, shoot, spark, floret, incipient flower |
| Main Entry: | centerpiece |
| Part of Speech: | noun |
| Definition: | highlight |
| Synonyms: | climax, focal point, heart, hub, keynote, nucleus, best part, center of attention, high point, high spot, main event, main feature |
| Main Entry: | core |
| Part of Speech: | noun |
| Definition: | center, gist |
| Synonyms: | amount, base, basis, body, bottom line, bulk, burden, consequence, corpus, crux, essence, focus, foundation, heart, import, importance, kernel, mass, meat*, meat and potatoes*, middle, midst, nub, nucleus, origin, pith, pivot, purport, quick, root, significance, staple, substance, thrust, upshot, main idea, midpoint, nitty gritty |
| Antonyms: | covering, exterior, outside, perimeter, surface, exteriority |
* = informal/non-formal usage
| Main Entry: | egg |
| Part of Speech: | noun |
| Definition: | seed, cell; embryo of an animal |
| Synonyms: | bud, cackle*, germ, nucleus, ovum, spawn, cackleberry, oospore, roe, rudiment, yellow eye |
* = informal/non-formal usage
| Main Entry: | iota |
| Part of Speech: | noun |
| Definition: | small bit |
| Synonyms: | atom, crumb, grain, hint, infinitesimal, jot, mite, molecule, nucleus, ounce, particle, ray, scintilla, scrap, smidgen, speck, trace, whit |
| Antonyms: | lot |
| Main Entry: | midst |
| Part of Speech: | noun |
| Definition: | middle, core |
| Synonyms: | bosom, center, deep, halfway, heart, hub, interior, mean, medium, nucleus, thick, betwixt and between, depths, midpoint |
| Antonyms: | exterior, outside, exteriority |
| Main Entry: | root |
| Part of Speech: | noun |
| Definition: | base, core |
| Synonyms: | basis, bedrock, bottom, cause, center, crux, derivation, essence, footing, foundation, fountain, fountainhead, fundamental, germ, ground, groundwork, heart, inception, infrastructure, marrow, motive, nub, nucleus, occasion, origin, pith, provenance, quick, quintessence, reason, rock bottom*, seat, seed, soul, source, stem, stuff, substance, tuber, underpinning, well, beginnings, essentiality, mainspring, provenience, radicle, radix, rhizome, starting point, substratum |
| Notes: | a rout is a disorderly crowd of people or an overwhelming defeat; a root is the usually underground organ of a plant that lacks buds or leaves or nodes and absorbs water and mineral salts - or the form of a word after all affixes are removed; a route is an established line of travel or access - or a road, course, or way for travel from one place to another |
| Antonyms: | derivation, derivative, sprout |
* = informal/non-formal usage
| Main Entry: | spark |
| Part of Speech: | noun |
| Definition: | flash, trace |
| Synonyms: | atom, beam, fire, flare, flicker, gleam, glint, glitter, glow, hint, jot, nucleus, ray, scintilla, scrap, sparkle, spit, vestige, scintillation |
| Main Entry: | embryo |
| Part of Speech: | noun |
| Definition: | fetus |
| Synonyms: | egg, incipient, nucleus, organism |
| Main Entry: | center |
| Part of Speech: | noun |
| Definition: | middle point |
| Synonyms: | axis, bull's-eye, centrality, centriole, centrum, core, cynosure, equidistance, essence, focal point, focus, gist, heart, hotbed, hub, inside, interior, intermediacy, kernel, mainstream*, marrow, middle of the road*, midpoint, midst, nave, navel, nucleus, omphalos, pith, pivot, place, polestar, quick, radial point, root, seat |
| Antonyms: | border, boundary, edge, exterior, exteriority, margin, outside, outskirts, periphery, rim, surroundings |
* = informal/non-formal usage
| Main Entry: | essence |
| Part of Speech: | noun |
| Definition: | heart, significance |
| Synonyms: | aspect, attribute, backbone, base, basis, be-all and end-all*, being, bottom, bottom line*, burden, caliber, character, constitution, core, crux, element, entity, fiber, form, fundamentals, germ, grain, kernel, life, marrow, meaning, meat*, nature, nitty-gritty*, nub, nucleus, pith, point, principle, property, quality, quintessence, reality, root, soul, spirit, structure, stuff, substance, timber, vein, chief constituent, essentia, essentiality, lifeblood, main idea, name of game, quiddity, virtuality |
* = informal/non-formal usage
| Main Entry: | nub |
| Part of Speech: | noun |
| Definition: | core, gist |
| Synonyms: | basic, bottom line*, crux, essence, heart*, kernel, meat*, meat and potatoes*, nitty-gritty*, nucleus, pith, point, short, substance, upshot, nubbin |
| Antonyms: | exterior, outside |
* = informal/non-formal usage
| Main Entry: | origin |
| Part of Speech: | noun |
| Definition: | cause, basis |
| Synonyms: | agent, ancestor, ancestry, antecedent, author, base, causality, causation, connection, creator, derivation, determinant, egg*, element, embryo, fountain, generator, germ, horse's mouth, impulse, inception, inducement, influence, inspiration, mainspring, motive, nucleus, occasion, parent, parentage, principle, producer, progenitor, provenance, provenience, root, roots, seed, source, spring, stock, well, wellspring |
| Antonyms: | consequence, destiny, effect, goal, outcome, outgrowth, result |
* = informal/non-formal usage
| Main Entry: | seed |
| Part of Speech: | noun |
| Definition: | beginning, source |
| Synonyms: | berry, bud, cell, conceit, concept, conception, core, ear, egg, embryo, germ, grain, image, impression, inkling, kernel, notion, nucleus, nut, ovum, particle, spark, start, suspicion, corn, ovule, rudiment, semen, sperm, spore |
| Antonyms: | effect, end, ending, result |
| Main Entry: | basis |
| Part of Speech: | noun |
| Definition: | foundation for belief, action |
| Synonyms: | antecedent, assumption, authority, axiom, backbone, background, backing, base, bedrock, cause, center, core, crux, data, dictum, essence, essential, evidence, explanation, footing, fundamental, heart, infrastructure, justification, keynote, keystone, law, nexus, nucleus, postulate, premise, presumption, principle, proof, reason, root, sanction, security, source, support, theorem, theory, underpinning, warrant, chief ingredient, hard fact, presupposition, principal element, rudiment, substratum |
| Main Entry: | germ |
| Part of Speech: | noun |
| Definition: | beginning |
| Synonyms: | bud, cause, egg, embryo, inception, nucleus, origin, ovum, root, seed, source, spark, sprout, ovule, rudiment, spore, sprig |
| Main Entry: | key |
| Part of Speech: | noun |
| Definition: | answer, solution |
| Synonyms: | blueprint, brand, cipher, clue, code, core, crux, cue, earmark, explanation, guide, hinge, index, indicator, interpretation, lead, lever, marker, means, nexus, nucleus, passport, password, pivot, pointer, root, sign, symptom, ticket, translation, fulcrum |
| Antonyms: | question |
| Main Entry: | meat |
| Part of Speech: | noun |
| Definition: | core, gist |
| Synonyms: | burden, essence, heart, kernel, marrow, matter, nub, nucleus, pith, point, sense, short, substance, thrust, upshot |
| Antonyms: | exterior, outside, exteriority |
| Main Entry: | heart |
| Part of Speech: | noun |
| Definition: | essence, central part |
| Synonyms: | basic, bosom, bottom line*, center, core, crux, focal point, focus, gist, hub, kernel, marrow, middle, nitty-gritty*, nub, nucleus, pith, quick*, quintessence, root, seat, soul, coal and ice, polestar |
| Antonyms: | exterior, outside, periphery, surface, exteriority |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.
