Lesson 127/202 · 19 words · 0 learned

A2 · Science & technology

1
code(noun)
/kəʊd/
a system of letters, numbers or symbols, or a set of computer instructions, used to represent information
Programmers write code that tells the computer exactly what to do.
Synonymsruleslawsguidelinesprinciplessystemconventionprotocol
Antonymsdisorderlawlessnesschaosunstructured
2
experiment(noun)
/ɪkˈsperɪmənt/
a scientific test that is done in order to study what happens and to gain new knowledge
Product developers must conduct hundreds of experiments in their research
After designing a new product, researchers continue experimenting to determine whether it has other uses
Synonymstesttrialinvestigationstudyprocedureobservation
Antonymstheoryguessconjecturespeculation
3
research(noun)
/ˈriːsɜːrtʃ/
a careful study of a subject, especially in order to discover new facts or information about it
For toy manufacturers, research can be pure fun
Part of the research the team does is to determine whether similar products are already on the market
Synonymsstudyinvestigationexplorationinquiryanalysisexperimentation
Antonymsignoranceneglectcarelessnesssuperficiality
4
system(noun)
/ˈsɪstəm/
a group of things, pieces of equipment, routes, etc. that are connected or work together
The airline system covers the entire world with flights
We need a better system to keep track of how much money we are spending on this vacation
Synonymsstructureorganizationarrangementframeworkmethodprocessscheme
Antonymsdisorderchaosrandomnessdisorganization
5
electrical(adjective)
/ɪˈlektrɪkl/
connected with electricity; using or producing electricity
an electrical fault in the engine
electrical equipment/appliances
Synonymselectricpoweredelectronic
Antonymsmechanicalmanualnonelectric
6
program(noun)
/ˈprəʊɡræm/
a set of instructions in code that control the operations or functions of a computer
She wrote a computer program to calculate the company's monthly sales.
Synonymsapplicationroutineschedulesystemcodesoftware
Antonymserrorbugfailure
7
invention(noun)
/ɪnˈvenʃn/
a thing or an idea that has been invented
He was given a Nobel prize for his invention.
Birmingham is hosting a three-day conference on drugs.
Synonymscreationinnovationdiscoverydesignbrainchild
Antonymscopyimitationreplicationreproduction
8
invent(verb)
/ɪnˈvent/
to produce or design something that has not existed before
Who invented the steam engine?
I wish mobile phones had never been invented!
Synonymscreatedesignoriginatedeviseformulatediscover
Antonymscopyimitatereproduceduplicateborrow
9
survey(noun)
/ˈsɜːrveɪ/
a set of questions asked to many people to find out their opinions or behaviour
We sent an online survey to 2,000 customers last week.
The survey found that most users shop on their phones.
Synonymspollstudyquestionnaireinvestigationreviewanalysisassessment
Antonymsignoranceneglectspeculationguesswork
10
oil(noun)
/ɔɪl/
a thick liquid that is found in rock underground
We are burning too much coal and oil.
What's your name?
Synonymspetroleumcrude oilmineral oillubricantfuel
Antonymswaterrenewable energyalternative fuel
11
electric(adjective)
/ɪˈlektrɪk/
connected with electricity; using, produced by or producing electricity
We bought an electric car to save money on petrol.
Synonymselectricalpoweredbattery-operatedelectromagnetic
Antonymsmanualmechanicalnonelectricunpowered
12
technology(noun)
/tekˈnɑːlədʒi/
scientific knowledge used in practical ways in industry, for example in designing new machines
science and technology
recent advances in medical technology
Synonymsapplied scienceengineeringinnovationmechanicsautomation
Antonymsnaturehandicraftmanual laborprimitive methods
13
discovery(noun)
/dɪˈskʌvəri/
an act or the process of finding somebody/something, or learning about something that was not known about before
In 1974 Hawking made the discovery(= he discovered) that black holes give off radiation.
She was shocked by the discovery that he had been unfaithful.
Synonymsfindingrevelationdetectionunearthingascertainmentdisclosurebreakthroughinvention
Antonymsconcealmenthidinglossdestruction
14
electronic(adjective)
/ɪˌlekˈtrɑːnɪk/
having or using many small parts, such as microchips , that control and direct a small electric current
This dictionary is available in electronic form.
electronic music
Synonymsdigitalcomputerizedonline
Antonymsmanualpaperanalogphysical
15
electricity(noun)
/ɪˌlekˈtrɪsəti/
a form of energy from charged elementary particles , usually supplied as electric current through cables, wires, etc. for lighting, heating, driving machines, etc.
The electricity has been turned off.
The electricity is off (= there is no electric power supply).
Synonymspowercurrentvoltagecharge
Antonymspowerlessnessnon-conductivitynonelectricity
16
gas(noun)
/ɡæs/
any substance like air that is neither a solid nor a liquid, for example hydrogen or oxygen
Oxygen is a gas that all animals need in order to breathe.
Synonymsfuelvaporair
Antonymssolidliquid
17
digital(adjective)
/ˈdɪdʒɪtl/
using a system of receiving and sending information as a series of the numbers one and zero, showing that an electronic signal is there or is not there
I bought a digital camera yesterday.
Synonymselectroniccomputerized
Antonymsanalogmanual
18
researcher(noun)
/ˈriːsɜːrtʃər/
a person who studies something carefully and tries to discover new facts about it
The researcher published their findings in a scientific journal.
Synonymsinvestigatorscientistscholaranalystexaminer
Antonymslaymanamateurnovicebeginner
19
lab(noun)
/læb/
a laboratory
The scientist works in the lab.
Synonymslaboratoryworkshop
Antonymsoutsidefield