BASEの定義と意味 - メリアム・ウェブスター

BASE Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition noun verb adjective (1) adjective (2) noun 4 noun verb adjective (1) adjective (2) Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Related Articles Cite this Entry Citation Kids Definition Kids Medical Definition Medical More from M-W Show more Show more Citation Kids Medical More from M-W Save Word To save this word, you'll need to log in. Log In base 1 of 4 noun ˈbās plural bases ˈbā-səz Synonyms of base 1 a : the bottom of something considered as its support : foundation the base of the mountain the lamp's heavy base b biology : that part of a bodily organ by which it is attached to another more central structure of the organism the base of the thumb c architecture (1) : the lower part of a wall, pier, or column considered as a separate architectural feature (2) : the lower part of a complete architectural design (as of a monument) d mathematics (1) : a side or face (see face entry 1 sense 5a(5) ) of a geometrical figure from which an altitude (see altitude sense 1c(1) ) can be constructed especially : a side or face on which the figure stands the base of a triangle (2) : the length of a base determining the triangle's base 2 a : a main ingredient paint having a latex base b : a supporting or carrying ingredient (as of a medicine) c : a first or bottom layer of something on which other elements are added Overnight, Utah's famous snow has freshly blanketed both runs, adding to a solid base of three feet … — Abby Carroll 3 a : the fundamental part of something : groundwork , basis the book's theoretical base her broad base of knowledge b : something (as a group of people) that reliably provides support (such as for a business or political candidate) — usually singular efforts to expand their customer base the band's fan base But I do believe that that's a very sore point with many Democrats and could be used to energize their base . — John McCain c Marxism : the economic factors on which all legal, social, and political relations are formed 4 a : the starting point or line for an action or undertaking He plans to make this city his base of operation … — J. A. Loftus b : a baseline in surveying c : a center or area of operations The company has its base in London. : such as (1) : a permanent military installation a naval base The troops were ordered back to base . (2) : the place from which a military force draws supplies (3) : a place where military operations begin d linguistics : root sense 6 "Leave" is the base of the verb "left." e mathematics (1) : a number (such as 5 in 5 6.44 or 5 7 ) that is raised to a power (see power entry 1 sense 5a ) especially : the number that when raised to a power equal to the logarithm of a number yields the number itself The logarithm of 100 to the base 10 is 2 since 10 2 = 100. (2) : a number equal to the number of units in a given digit's place (see place entry 1 sense 8 ) that for a given system of writing numbers is required to give the numeral 1 in the next higher place The decimal system uses a base of 10. also : such a system of writing numbers using an indicated base Convert from base 10 to base 2. (3) : a number that is multiplied by a rate or of which a percentage or fraction is calculated To find the interest on $90 at 10 percent multiply the base 90 by .10. 5 a : any one of the four stations at the corners of a baseball or softball infield allowing the batter to reach base b in various games : the starting place or goal c : a point to be considered His opening remarks touched every base . 6 chemistry a : any of various typically water-soluble and bitter-tasting compounds that in solution have a pH greater than 7, are capable of reacting with an acid to form a salt, turn litmus blue, and are molecules or ions able to take up a proton from an acid or able to give up an unshared pair of electrons to an acid Baking soda is a common household base . b : any of the five purine or pyrimidine bases of DNA and RNA that include cytosine, guanine, adenine, thymine, and uracil 7 finance : a price level at which a security (see security sense 3 ) previously declining in price resists further decline 8 heraldry : the lower part of a heraldic field (see field entry 1 sense 3c ) 9 linguistics : the part of a transformational grammar that consists of rules and a lexicon and generates the deep structures of a language 10 : an electrode that modulates the current flowing through a bipolar junction transistor according to the voltage applied to the electrode This gate, which is called a grid in a tube and a base in a transistor, enables a small "controlling" voltage to turn on and off a much larger voltage between the cathode and the anode. — Thom Hartmann compare gate entry 1 sense 5b baseless ˈbā-sləs adjective see also: cover all the bases off base touch all the bases Illustration of base 1 upper torus 2 scotia 3 lower torus 4 plinth 5 shaft 6 fillets base 2 of 4 verb based ; basing transitive verb 1 : to find a foundation or basis for : to find a base (see base entry 1 sense 3a ) for — usually used with on or upon base an opinion on faulty information a story based upon real-life events 2 : to make, form, or serve as a base for … great roots based the tree columns … — George MacDonald the company is based in London clients who are based out of their homes base 3 of 4 adjective (1) 1 a : lacking or indicating the lack of higher qualities of mind or spirit : ignoble … seemed a base betrayal of idealism. — L. M. Sears appealing to a person's baser instincts b : lacking higher values : degrading a drab base way of life 2 a : being of comparatively low value and having relatively inferior properties (such as lack of resistance to corrosion) a base metal such as iron compare noble entry 1 sense 5 b : containing a larger than usual proportion of base metals base silver denarii 3 feudalism a : resembling a villein : servile a base tenant b : held by villenage base tenure 4 archaic : of little height … the cedar stoops not to the base shrub's foot … — Shakespeare 5 archaic : baseborn … base in kind and born to be a slave. — William Cowper 6 obsolete : low in place or position … fall to the base earth from the firmament! — Shakespeare 7 obsolete : bass basely adverb baseness noun base 4 of 4 adjective (2) 1 : constituting or serving as a base This situation is frequently encountered by seaplane pilots in northern Canada who must fly over lakes and tundra to a base camp located on a river. — Alan Lopez 2 : of the simplest or most basic design or form : having the form of something before upgrades or customization This GTO's 350-hp, 5.7-liter V8 is the same that's used in the base Corvette, and it produces the power and throaty exhaust sound of a classic muscle car. — Consumer Reports Synonyms of base Relevance Noun basis foundation bedrock cornerstone Verb ground predicate rest Adjective (1) vile dirty nasty immoral low corrupt vicious ignoble bad detestable mean paltry cruel low-down ignominious See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for base base , low , vile mean deserving of contempt because of the absence of higher values. base stresses the ignoble and may suggest cruelty, treachery, greed, or grossness. base motives low may connote crafty cunning, vulgarity, or immorality and regularly implies an outraging of one's sense of decency or propriety. refused to listen to such low talk vile , the strongest of these words, tends to suggest disgusting depravity or filth. a vile remark Examples of base in a Sentence Noun their base obedience to every unprincipled action ordered by their leader the army's base of attack was kept top secret until the battle began Verb They are going to base their new company in Seattle. The company has based itself in London. Our tour group based itself in a hotel in the heart of the city. Adjective (1) Iron is a base metal. a base and sneaky act that is a clear violation of international law See More Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . Noun Chad Epperson, who had been managing the club’s Double-A Portland affiliate in the Eastern League, will serve as the interim third- base coach. — Jimmy Golen, Chicago Tribune , 26 Apr. 2026 His pitch count goes up, runners get on base , and the Mets have no choice but to bring in another arm. — Abbey Mastracco, New York Daily News , 25 Apr. 2026 Verb Hepburn has said all of these positions are based in district offices, not schools. — Scott Travis, Sun Sentinel , 27 Apr. 2026 The system is further enhanced by cloud connectivity and an expandable payload port, allowing additional hardware or sensors to be integrated based on operational needs. — Jijo Malayil, Interesting Engineering , 27 Apr. 2026 Adjective At the opening of the base expansion in April last year, Prime Minister Hun Manet specifically denied these allegations, declaring that the expansion wasn't hidden from other countries. — ABC News , 22 Apr. 2026 In that role, which paid him a base salary of $150,000 in 2025, Foster is in charge of negotiating revenue-share agreements with players across all UW sports. — Daniel Libit, Sportico.com , 22 Apr. 2026 See All Example Sentences for base Word History Etymology Noun Middle English, from Anglo-French, from Latin basis , from Greek, step, base, from bainein to go — more at come Verb verbal derivative of base entry 1 Adjective (1) Middle English bas , from Anglo-French, from Late Latin bassus fat, short, low First Known Use Noun 14th century, in the meaning defined at sense 1c(1) Verb 1587, in the meaning defined at sense 2 Adjective (1) 14th century, in the meaning defined at sense 4 Adjective (2) 1734, in the meaning defined at sense 1 Time Traveler The first known use of base w