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21-letter words containing a, c, e, r

  • antigenic determinant — the specific part of an antigen molecule to which an antibody becomes attached
  • antihemophilic factor — a protein that is essential to normal blood clotting and is lacking or deficient in persons having hemophilia A. Abbreviation: AHF.
  • apothecaries' measure — a system of liquid volume measure used in pharmacy in which 60 minims equal 1 fluid drachm, 8 fluid drachms equal 1 fluid ounce, and 20 fluid ounces equal 1 pint
  • appellation controlee — a designation on the label of certain French wines, brandies, etc. guaranteeing that the contents meet established standards, as type of grape and location of vineyard
  • appendicular skeleton — the girdles and skeleton of the limbs
  • application developer — (job)   Someone who does application development.
  • applications software — application program
  • archimedes' principle — a law of physics stating that the apparent upward force (buoyancy) of a body immersed in a fluid is equal to the weight of the displaced fluid
  • architecture parlante — the architecture of buildings that, in their plans or elevations, create an image that suggests their functions.
  • arithmetic logic unit — the part of a central processing unit that performs arithmetic and logical operations
  • arithmetic/logic unit — ALU.
  • articles of agreement — a contract between the captain of a ship and a crew member regarding stipulations of a voyage, signed prior to and upon termination of a voyage.
  • as a matter of course — If you do something as a matter of course, you do it as part of your normal work or way of life.
  • as cool as a cucumber — If you say that someone is as cool as a cucumber, you are emphasizing that they are very calm and relaxed, especially when you would not expect them to be.
  • as dull as ditchwater — extremely uninspiring
  • ascii character table — (character)   The following list gives the octal, decimal and hexadecimal ASCII codes for each character along with its printed representation and common name(s). Oct Dec Hex Name 000 0 0x00 NUL 001 1 0x01 SOH, Control-A 002 2 0x02 STX, Control-B 003 3 0x03 ETX, Control-C 004 4 0x04 EOT, Control-D 005 5 0x05 ENQ, Control-E 006 6 0x06 ACK, Control-F 007 7 0x07 BEL, Control-G 010 8 0x08 BS, backspace, Control-H 011 9 0x09 HT, tab, Control-I 012 10 0x0a LF, line feed, newline, Control-J 013 11 0x0b VT, Control-K 014 12 0x0c FF, form feed, NP, Control-L 015 13 0x0d CR, carriage return, Control-M 016 14 0x0e SO, Control-N 017 15 0x0f SI, Control-O 020 16 0x10 DLE, Control-P 021 17 0x11 DC1, XON, Control-Q 022 18 0x12 DC2, Control-R 023 19 0x13 DC3, XOFF, Control-S 024 20 0x14 DC4, Control-T 025 21 0x15 NAK, Control-U 026 22 0x16 SYN, Control-V 027 23 0x17 ETB, Control-W 030 24 0x18 CAN, Control-X 031 25 0x19 EM, Control-Y 032 26 0x1a SUB, Control-Z 033 27 0x1b ESC, escape 034 28 0x1c FS 035 29 0x1d GS 036 30 0x1e RS 037 31 0x1f US 040 32 0x20 space 041 33 0x21 !, exclamation mark 042 34 0x22 ", double quote 043 35 0x23 #, hash 044 36 0x24 $, dollar 045 37 0x25 %, percent 046 38 0x26 &, ampersand 047 39 0x27 ', quote 050 40 0x28 (, open parenthesis 051 41 0x29 ), close parenthesis 052 42 0x2a *, asterisk 053 43 0x2b +, plus 054 44 0x2c ,, comma 055 45 0x2d -, minus 056 46 0x2e ., full stop 057 47 0x2f /, oblique stroke 060 48 0x30 0, zero 061 49 0x31 1 062 50 0x32 2 063 51 0x33 3 064 52 0x34 4 065 53 0x35 5 066 54 0x36 6 067 55 0x37 7 070 56 0x38 8 071 57 0x39 9 072 58 0x3a :, colon 073 59 0x3b ;, semicolon 074 60 0x3c <, less than 075 61 0x3d =, equals 076 62 0x3e >, greater than 077 63 0x3f ?, question mark 0100 64 0x40 @, commercial at 0101 65 0x41 A 0102 66 0x42 B 0103 67 0x43 C 0104 68 0x44 D 0105 69 0x45 E 0106 70 0x46 F 0107 71 0x47 G 0110 72 0x48 H 0111 73 0x49 I 0112 74 0x4a J 0113 75 0x4b K 0114 76 0x4c L 0115 77 0x4d M 0116 78 0x4e N 0117 79 0x4f O 0120 80 0x50 P 0121 81 0x51 Q 0122 82 0x52 R 0123 83 0x53 S 0124 84 0x54 T 0125 85 0x55 U 0126 86 0x56 V 0127 87 0x57 W 0130 88 0x58 X 0131 89 0x59 Y 0132 90 0x5a Z 0133 91 0x5b [, open square bracket 0134 92 0x5c \, backslash 0135 93 0x5d ], close square bracket 0136 94 0x5e ^, caret 0137 95 0x5f _, underscore 0140 96 0x60 `, back quote 0141 97 0x61 a 0142 98 0x62 b 0143 99 0x63 c 0144 100 0x64 d 0145 101 0x65 e 0146 102 0x66 f 0147 103 0x67 g 0150 104 0x68 h 0151 105 0x69 i 0152 106 0x6a j 0153 107 0x6b k 0154 108 0x6c l 0155 109 0x6d m 0156 110 0x6e n 0157 111 0x6f o 0160 112 0x70 p 0161 113 0x71 q 0162 114 0x72 r 0163 115 0x73 s 0164 116 0x74 t 0165 117 0x75 u 0166 118 0x76 v 0167 119 0x77 w 0170 120 0x78 x 0171 121 0x79 y 0172 122 0x7a z 0173 123 0x7b {, open curly bracket 0174 124 0x7c |, vertical bar 0175 125 0x7d }, close curly bracket 0176 126 0x7e ~, tilde 0177 127 0x7f delete See NUL, SOH, STX, ETX, ETX, EOT, ENQ, ACK, BEL, BS, HT, line feed, VT, FF, CR, SO, SI, DLE, XON, DC1, DC2, DC3, DC4, NAK, SYN, ETB, CAN, EM, SUB, ESC, FS, GS, RS, US, space, exclamation mark, double quote, hash, dollar, percent, ampersand, quote, open parenthesis, close parenthesis, asterisk, plus, comma, minus, full stop, oblique stroke, colon, semicolon, less than, equals, greater than, question mark, commercial at, open square bracket, backslash, close square bracket, caret, underscore, back quote, open curly bracket, vertical bar, close curly bracket, tilde, delete.
  • assisted reproduction — the use of medical techniques to bring about the conception and birth of a child, including artificial insemination, in vitro fertilization, egg and embryo donation, and drug therapy.
  • astronomical distance — the distance from one celestial body to another, measured in astronomical units, light-years, or parsecs.
  • astronomical latitude — the angle between the direction of gravity at the observer's position and the plane of the celestial equator
  • astronomical triangle — the spherical triangle formed by the great circles connecting a celestial object, the zenith, and the celestial pole.
  • atmospheric inversion — inversion (def 12).
  • atmospheric-inversion — an act or instance of inverting.
  • atomic disintegration — a process resulting in the change of a radioactive nucleus, either by emission of an alpha, beta, or gamma ray or by fission, and producing a change in the original mass, atomic number, or energy
  • atrioventricular node — a small mass of muscular fibers at the base of the wall between the atria, conducting impulses received from the sinoatrial node by way of the atrioventricular bundles and, under certain conditions, functioning for the sinoatrial node as pacemaker of the heart. Abbreviation: A-V node.
  • australian cattle dog — a compact strongly-built dog of a breed with pricked ears and a smooth bluish-grey coat, often used for controlling and moving cattle
  • aversive conditioning — a type of behavior conditioning in which noxious stimuli are associated with undesirable or unwanted behavior that is to be modified or abolished, as the use of nausea-inducing drugs in the treatment of alcoholism.
  • axial-flow compressor — a device for compressing a gas by accelerating it tangentially by means of bladed rotors, to increase its kinetic energy, and then diffusing it through static vanes (stators), to increase its pressure
  • background processing — the ability of a system to perform a low-priority task while, at the same time, dealing with a main application
  • background projection — the projection from the rear of previously photographed material on a translucent screen, used as background for a television or motion-picture shot.
  • bad conduct discharge — a discharge of a person from military service for an offense less serious than one for which a dishonorable discharge is given.
  • baja california norte — a state of NW Mexico, in the N part of the Lower California peninsula. Capital: Mexicali. Pop: 2 487 700 (2000). Area: about 71 500 sq km (27 600 sq miles)
  • barren ground caribou — a migrating caribou of the North American tundra and taiga, having many-branched slender antlers.
  • barrier contraceptive — any form of contraceptive that prevents impregnation by physically preventing the sperm from reaching the egg
  • baudouin de courtenay — Jan Ignacy Niecisław [yahn ig-nah-tsi nye-tsis-lahf] /yɑn ɪgˈnɑ tsɪ ˈnyɛ tsɪsˌlɑf/ (Show IPA), 1845–1929, Polish linguist: pioneer in modern phonology.
  • behavior modification — a technique that seeks to modify animal and human behavior through application of the principles of conditioning, in which rewards and reinforcements, or punishments, are used to establish desired habits, or patterns of behavior
  • behavioural contagion — the spread of a particular type of behaviour, such as crying, through a crowd or group of people
  • benzalkonium chloride — a white or yellowish-white, water-soluble mixture of ammonium chloride derivatives having the structure C 8 H 10 NRCl, where R is a mixture of radicals ranging from C 8 H 17 – to C 18 H 37 –, that occurs as an amorphous powder or in gelatinous lumps: used chiefly as an antiseptic and a disinfectant.
  • beta-naphthyl radical — Also called alpha-naphthyl group, alpha-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the first, or alpha, position; 1-naphthyl group.
  • bicameral legislature — two-chamber lawmaking system
  • binomial nomenclature — a system for naming plants and animals by means of two Latin names: the first indicating the genus and the second the species to which the organism belongs, as in Panthera leo (the lion)
  • biobehavioral science — any of the various branches of the life sciences, as neurobiology, neurochemistry, or neuroendocrinology, that deal with biological aspects of behavior.
  • black-and-tan terrier — Manchester terrier
  • black-headed fireworm — the larva of any of several moths, as Rhopobota naevana (black-headed fireworm) which feeds on the leaves of cranberries and causes them to wither.
  • blackburn with darwen — a unitary authority in NW England, in Lancashire. Pop: 139 800 (2003 est). Area: 137 sq km (53 sq miles)
  • boiling-water reactor — a nuclear reactor using water as coolant and moderator, steam being produced in the reactor itself: enriched uranium oxide cased in zirconium is the fuel
  • bonnie prince charlie — a member of the royal family that ruled in Scotland from 1371 to 1714 and in England from 1603 to 1714.
  • book of common prayer — the official book of church services of the Church of England, until 1980, when the Alternative Service Book was sanctioned
  • bottlebrush moustache — a short, bristly moustache
  • box-office attraction — something or something that persuades people to buy tickets for a film or play
  • brazilian firecracker — a tropical American twining plant, Manettia inflata, of the madder family, having opposite, lance-shaped leaves and a red, tubular flower with yellow tips, grown in the southern U.S. as a trellis plant.
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