el·e·ment ( l -m nt)n.1. A fundamental, essential, or irreducible constituent of a composite entity. 2. elements The basic assumptions or principles of a subject. 3. Mathematics a. A member of a set. b. A point, line, or plane. c. A part of a geometric configuration, such as an angle in a triangle. d. The generatrix of a geometric figure. e. Any of the terms in the rectangular array of terms that constitute a matrix or determinant. 4. Chemistry & Physics A substance composed of atoms having an identical number of protons in each nucleus. Elements cannot be reduced to simpler substances by normal chemical means. 5. One of four substances, earth, air, fire, or water, formerly regarded as a fundamental constituent of the universe. 6. Electricity The resistance wire in an electrical appliance such as a heater or an oven. 7. elements The forces that constitute the weather, especially severe or inclement weather: outside paint that had been damaged by the elements. 8. An environment naturally suited to or associated with an individual: He is in his element when traveling. The business world is her element. 9. A distinct group within a larger community: the dissident element on campus. 10. A part of a military force, especially: a. A ground unit in an air force comparable to a platoon. b. A unit of an air force equal to two or three aircraft. 11. elements The bread and wine of the Eucharist.
[Middle English, from Old French, from Latin elementum, perhaps ultimately from lmn, first three letters of the second half of the Canaanite alphabet, recited by ancient scribes when learning it.] Synonyms: element, component, constituent, factor, ingredient These nouns denote one of the individual parts of which a composite entity is made up: the grammatical elements of a sentence; jealousy, a component of his character; melody and harmony, two of the constituents of a musical composition; ambition as a key factor in her success; humor, an effective ingredient of a speech. | element |
element Noun 1. one of the fundamental components making up a whole 2. Chem any of the known substances that cannot be separated into simpler substances by chemical means 3. a distinguishable section of a social group: liberal elements in Polish society 4. a degree: an element of truth 5. a metal part in an electrical device, such as a kettle, that changes the electric current into heat 6. one of the four substances (earth, air, water, and fire) formerly believed to make up the universe 7. Maths any of the members of a set 8. in one's element in a situation in which one is happy and at ease: she was in her element behind the wheel 9. elements a. the basic principles of something b. weather conditions, esp. wind, rain, and cold: only 200 braved the elements [Latin elementum]
element ( l -m nt)1. A substance that cannot be broken down into simpler substances by chemical means. An element is composed of atoms that have the same atomic number, that is, each atom has the same number of protons in its nucleus as all other atoms of that element. Today 115 elements are known, of which 92 are known to occur in nature, while the remainder have only been made with particle accelerators. Eighty-one of the elements have isotopes that are stable. The others, including technetium, promethium, and those with atomic numbers higher than 83, are radioactive. See Periodic Table. 2. Mathematics A member of a set. Word History When Russian chemist Dmitri Mendeleev devised the Periodic Table in 1869, there were 63 known elements. Mendeleev classified the known elements by atomic weight, and arranged a table listing them with vertical rows corresponding to shared chemical characteristics. Gaps in the table suggested the possibility of elements not yet discovered, and indeed elements were later discovered, or in some cases, artificially created, that filled the gaps and had the expected chemical properties. The striking correlation between the atomic weight of an element and its chemical properties was later explained by quantum mechanical theories of the atom. The weight of an atom of any given element depends on the number of protons (and neutrons) in its nucleus, but the number of protons also determines the number and arrangement of electrons that can orbit the nucleus, and it is these outer shells of electrons that largely determine the element's chemical properties. Currently, 115 distinct elements are known. |
ThesaurusLegend: Synonyms Related Words Antonyms | Noun | 1. | element - an abstract part of something; "jealousy was a component of his character"; "two constituents of a musical composition are melody and harmony"; "the grammatical elements of a sentence"; "a key factor in her success"; "humor: an effective ingredient of a speech"plot element - a component or element of the plot of a story point - a geometric element that has position but no extension; "a point is defined by its coordinates" division, section, part - one of the portions into which something is regarded as divided and which together constitute a whole; "the written part of the exam"; "the finance section of the company"; "the BBC's engineering division" | | 2. | element - an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system; "spare components for cars"; "a component or constituent element of a system"add-on, addition, improver - a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinnamon improved the flavor" audio - the sound elements of television crystal - a crystalline element used as a component in various electronic devices computer hardware, hardware - (computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system heating element - the component of a heater or range that transforms fuel or electricity into heat input - a component of production; something that goes into the production of output landside - component consisting of a side piece opposite the moldboard making - (usually plural) the components needed for making or doing something; "the recipe listed all the makings for a chocolate cake" module - a self-contained component (unit or item) that is used in combination with other components part, portion - something less than the whole of a human artifact; "the rear part of the house"; "glue the two parts together" pel, picture element, pixel - (computer science) the smallest discrete component of an image or picture on a CRT screen (usually a colored dot); "the greater the number of pixels per inch the greater the resolution" retrofit - a component or accessory added to something after it has been manufactured spark gap - a component of an ignition system; consists of two shaped electrodes and the space between them | | 3. | element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all mattersubstance - the real physical matter of which a person or thing consists; "DNA is the substance of our genes" atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element allotrope - a structurally different form of an element; "graphite and diamond are allotropes of carbon" transuranic element - any element having an atomic number greater than 92 (which is the atomic number of uranium); all are radioactive metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. nonmetal - a chemical element lacking typical metallic properties transactinide - any of the artificially produced elements with atomic numbers greater than 103 Ar, argon, atomic number 18 - a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere As, atomic number 33, arsenic - a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar astatine, At, atomic number 85 - a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium atomic number 5, boron, B - a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder atomic number 35, Br, bromine - a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water atomic number 6, carbon, C - an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds atomic number 17, chlorine, Cl - a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water) atomic number 9, fluorine, F - a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite atomic number 32, Ge, germanium - a brittle grey crystalline element that is a semiconducting metalloid (resembling silicon) used in transistors; occurs in germanite and argyrodite atomic number 2, He, helium - a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas) atomic number 1, H, hydrogen - a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe atomic number 53, I, iodin, iodine - a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) atomic number 101, Md, mendelevium, Mv - a radioactive transuranic element synthesized by bombarding einsteinium with alpha particles (Md is the current symbol for mendelevium but Mv was formerly the symbol) | | 4. | element - the most favorable environment for a plant or animal; "water is the element of fishes" | | 5. | element - one of four substances thought in ancient and medieval cosmology to constitute the physical universe; "the alchemists believed that there were four elements"substance - the real physical matter of which a person or thing consists; "DNA is the substance of our genes" air - once thought to be one of four elements composing the universe (Empedocles) fire - once thought to be one of four elements composing the universe (Empedocles) earth - once thought to be one of four elements composing the universe (Empedocles) ether, quintessence - the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies water - once thought to be one of four elements composing the universe (Empedocles) | | 6. | element - the situation in which you are happiest and most effective; "in your element"situation, state of affairs - the general state of things; the combination of circumstances at a given time; "the present international situation is dangerous"; "wondered how such a state of affairs had come about"; "eternal truths will be neither true nor eternal unless they have fresh meaning for every new social situation"- Franklin D.Roosevelt | | 7. | element - a straight line that generates a cylinder or conestraight line - a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line" |
element noun 1. component, part, feature, unit, section, factor, principle, aspect, foundation, ingredient, constituent, subdivision plural noun 4. weather conditions, climate, the weather, wind and rain, atmospheric conditions, powers of nature, atmospheric forces in your element ina situation you enjoy, in your natural environment, in familiar surroundings
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