| differential diagnosis | a systematic method of diagnosing a disorder (e.g., headache) that lacks unique symptoms or signs |
| modulation | the act of modifying or adjusting according to due measure and proportion (as with regard to artistic effect) |
| differential blood count | counting the number of specific types of white blood cells found in cubic millimeter of blood, may be included as part of a complete blood count |
| differential analyzer | an analog computer designed to solve differential equations |
differential gear
differential | a bevel gear that permits rotation of two shafts at different speeds, used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves |
kicksorter
pulse height analyzer | scientific instrument consisting of an electronic circuit that permits only voltage pulses of predetermined height to pass |
| pulse counter | an electronic counter that counts the number of electric pulses |
| pulse generator | a generator of single or multiple voltage pulses, usually adjustable for pulse rate |
| pulse timing circuit | a circuit that times pulses |
| differential | a quality that differentiates between similar things |
marginal cost
incremental cost
differential cost | the increase or decrease in costs as a result of one more or one less unit of output |
code of conduct
code of behavior | a set of conventional principles and expectations that are considered binding on any person who is a member of a particular group |
difference threshold
differential threshold
difference limen
differential limen | the smallest change in stimulation that a person can detect |
differential calculus
method of fluxions | the part of calculus that deals with the variation of a function with respect to changes in the independent variable (or variables) by means of the concepts of derivative and differential |
derived function
derivative
differential coefficient
differential
first derivative | the result of mathematical differentiation, the instantaneous change of one quantity relative to another, df(x)
dx |
| differential psychology | the branch of psychology that studies measurable differences between individuals |
| modulation | (electronics) the transmission of a signal by using it to vary a carrier wave, changing the carrier's amplitude or frequency or phase |
amplitude modulation
AM | modulation of the amplitude of the (radio) carrier wave |
frequency modulation
FM | modulation of the frequency of the (radio) carrier wave |
phase modulation
PM | modulation of the phase of the carrier wave |
| pulse modulation | modulation that imposes a signal on a train of pulses |
| pulse-time modulation | modulation of the time between successive pulses |
| code | a coding system used for transmitting messages requiring brevity or secrecy |
access
access code | a code (a series of characters or digits) that must be entered in some way (typed or dialed or spoken) to get the use of something (a telephone line or a computer or a local area network etc.) |
| area code | a number usually of digits assigned to a telephone area as in the United States and Canada |
bar code
Universal Product Code | code consisting of a series of vertical bars of variable width that are scanned by a laser, printed on consumer product packages to identify the item for a computer that provides the price and registers inventory information |
| color code | system using colors to designate classifications |
cipher
cypher
cryptograph secret code | a secret method of writing |
Morse
Morse code
international Morse code | a telegraph code in which letters and numbers are represented by strings of dots and dashes (short and long signals) |
ZIP code
ZIP
postcode
postal code | a code of letters and digits added to a postal address to aid in the sorting of mail |
| code computer code | (computer science) the symbolic arrangement of data or instructions in a computer program or the set of such instructions |
American Standard Code for Information Interchange
ASCII | (computer science) a code for information exchange between computers made by different companies, a string of binary digits represents each character, used in most microcomputers |
| binary code | code using a string of binary digits to represent characters |
error correction code
ECC | (telecommunication) a coding system that incorporates extra parity bits in order to detect errors |
machine code
machine language | a set of instructions coded so that the computer can use it directly without further translation |
| object code | the machine-language output of a compiler that is ready for execution on a particular computer |
operation code
order code | the portion of a set of operation descriptions that specifies the operation to be performed, the set of operations in a computer |
| source code | program instructions written as an ASCII text file, must be translated by a compiler or interpreter or assembler into the object code for a particular computer before execution |
Roman law
Justinian code
civil law jus civile | the legal code of ancient Rome, codified under Justinian, the basis for many modern systems of civil law |
logic bomb
slag code | a set of instructions inserted into a program that are designed to execute (or `explode') if a particular condition is satisfied, when exploded it may delete or corrupt data, or print a spurious message, or have other harmful effects, a disgruntled employee planted a logic bomb |
ethic
ethical code | a system of principles governing morality and acceptable conduct |
| code codification | a set of rules or principles or laws (especially written ones) |
| legal code | a code of laws adopted by a state or nation, a code of laws |
| penal code | the legal code governing crimes and their punishment |
United States Code
U. S. Code | a consolidation and codification by subject matter of the general and permanent laws of the United States, is prepared and published by a unit of the United States House of Representatives |
| building code | set of standards established and enforced by local government for the structural safety of buildings |
| dress code | a set of rules specifying the correct manner of dress while on the premises of the institution (or specifying what manner of dress is prohibited) |
| fire code | set of standards established and enforced by government for fire prevention and safety in case of fire as in fire escapes etc |
sanitary code
health code | set of standards established and enforced by government for health requirements as in plumbing etc |
| Highway Code | the code of rules governing the use of public roads |