Electricity terms

term	Description
distribution lines	Overhead or underground power lines that carry electricity through cities and neighborhoods to your home or business.
charge	Electricity produced by a surplus or a shortage of electrons in an object.
fuse	fjuːz ασφάλεια // An electrical safety device consisting of a wire or strip of fusible metal that melts and interrupts the circuit when the current exceeds a preset amperage.
ground	An electrical connection to the earth.
grid	A power system's layout of its substations and power lines.
lightning	A flash of light caused by an atmospheric electrical discharge between two clouds, or between a cloud and the earth.
lightning arrester	A device used to protect an electrical component from over-voltage #
nucleus	ˈnjuː.kli.əs // The center of an atom that contains both protons and neutrons. #
solar energy	ˈsəʊ.lər ηλιακή // Energy produced by the sun’s light or heat
spike	spaɪk / κορυφή, αιχμή, καρφί (π.χ. κιγκλιδώματος) \|\| A short duration of increased voltage lasting only one-half of a cycle ˈsaɪ.k.l #
substation	An electrical facility where transformers lower high transmission voltages to be distributed to customers #
visualize	δημιουργώ εικόνα με το μυαλό μου, οπτικοποιώ #
simulation	προσομοίωση
socket	πρίζα // An opening into which something fits, such as a light socket.
plug	a small plastic or rubber object with2or3 metal pins,attached to the end of a wire on a piece of electrical equipment & pushed into a special opening in a wall to connect the equipment to a supply of electricity: #
plug-in
series	uk ˈsɪə.riːz // us ˈsɪr.iːz \|\| in series = σε σειρά
source	sɔːrs voltage source
parallel	ˈpær.ə.lel Two voltage sources are connected in parallel to a load. What will happen?
polarity	πολικότητα, πόλωση #
potentiometer	pə.ten.ʃiˈɒm.ɪ.tər //
rheostat	ˈriː.ə.stæt // dimmer
tester	electric screwdriver tester #
cross section	διατομή #
constant	σταθερά-ός, συνεχής, αδιάκοπος #
friction	τριβή #
overcome	υπερνικω, ξεπερνώ
load	An electrical device or devices that use(s) electric power.
power
brownout	ˈbraʊn.aʊt πτώση τάσης // A temporary reduction of voltage supplied by the electric power distributor #
surge	sɜːdʒ υπέρταση // A short duration of increased voltage. #
denote	dɪˈnəʊt σημαίνω, δείχνω, δηλώνω // [y] We ~ the charge with the letter q. Charge is measured in the unit Coulomb and abbreviated with the letter C. #
abbreviate	συμπτύσσω #
particle	σωματίδιο #
fluorescent	flɔːˈres.nt φθορίζων, που φωσφορίζει
electrocution	iˌlek.trəˈkjuː.ʃən \|\| ηλεκτροπληξία \|\| the action of killing someone by causing electricity to flow through their body: The hairdryer poses an electrocution hazard if it is dropped in water.
electrocute	iˈlek.trə.kjuːt \|\| σκοτώνω με ηλεκτροπληξία \|\| to kill someone by causing electricity to flow through their body: He was electrocuted when he touched the bare wires.
electrocuted	που υπέστη ηλεκτροπληξία \|\| Police found the dead body of an electrocuted man near the train track.
ferrule	ˈfer.uːl \|\| λωρίδα, δακτύλιος, Δ. ακροχιτώνιο \|\| Α band (λωρίδα, δακτύλιος), usually made of metal, around something such as a stick or handle:
knob	στρογγυλό πόμολο, επιλογέας (διακόπτης),
shaft	ʃɑːft / λαβή, στειλιάρι, αχτίδα (φωτός), άξονας (π.χ. προπέλας), φρεάτιο, ρίξιμο (the shaft), άδική μεταχείριση, την φέρνω σε κπ / the shopkeeper had shafted him.
air shaft	αεραγωγός / φωταγωγός : I thing you ought to keep the head under that air shaft (Hitch 7.57 1ο επεισοδ)
dilate	daɪˈleɪt / διαστέλλω-ομαι \|\| The pupils of the eyes dilate as darkness increases.
dilation	διαστολή
contract	vi kənˈtrækt / (shrink) συστέλλομαι \|\| As it cooled, the metal contracted _ In spoken English, "do not" often contracts to "don't". \|\| n.ˈkɒn.trækt συμβόλαιο / break the ~ _ write a ~ _ sign a contract
contraction	συστολή
pin	καρφίτσα, πείρος, πινέζα (push pin), ακροδέκτης / ακίδα \|\| three pin plug = φις 3 ακίδων _
terminal	ακροδέκτης #
screen	σίτα, οθόνη, καλύπτω, ελέγχω διεξοδικά / περνάω από κόσκινο, Δ. προστασία / κάλυμμα,
dissipate	διαχέω, διώχνω,
drop	πτώση, πέφτω, αφήνω κτ να πέσει, σταγόνα
component	εξάρτημα, δομικό στοιχείο
field coil
winding
rotor windings
capacitance	χωρητικότητα \|\| The ability of a component to store an electrical charge. #
capacitor	kəˈpæsɪtə πυκνωτής
conductor	A substance or material that allows electrons, or electrical current, to flow through it.
resistor	αντιστάτης, αντίσταση
insulator	Any material that will not allow electricity to easily flow through. #
resonating frequency	συχνότητα συντονισμού
impedance	σύνθετη αντίσταση
inductance	επαγωγή, αυτεπαγωγή
induction
inductive
inductor	Δ. πηνίο It consists of a wire or loop or coil. The ability of the coil which opposes the change in flow of current is a property of that coil, called inductance.

distribution lines

Overhead or underground power lines that carry electricity through cities and neighborhoods to your home or business.

charge

Electricity produced by a surplus or a shortage of electrons in an object.

fuse

fjuːz ασφάλεια // An electrical safety device consisting of a wire or strip of fusible metal that melts and interrupts the circuit when the current exceeds a preset amperage.

ground

An electrical connection to the earth.

grid

A power system's layout of its substations and power lines.

lightning

A flash of light caused by an atmospheric electrical discharge between two clouds, or between a cloud and the earth.

lightning arrester

A device used to protect an electrical component from over-voltage #

nucleus

ˈnjuː.kli.əs // The center of an atom that contains both protons and neutrons. #

solar energy

ˈsəʊ.lər ηλιακή // Energy produced by the sun’s light or heat

spike

spaɪk / κορυφή, αιχμή, καρφί (π.χ. κιγκλιδώματος) || A short duration of increased voltage lasting only one-half of a cycle ˈsaɪ.k.l #

substation

An electrical facility where transformers lower high transmission voltages to be distributed to customers #

visualize

δημιουργώ εικόνα με το μυαλό μου, οπτικοποιώ #

simulation

προσομοίωση

socket

πρίζα // An opening into which something fits, such as a light socket.

plug

a small plastic or rubber object with2or3 metal pins,attached to the end of a wire on a piece of electrical equipment & pushed into a special opening in a wall to connect the equipment to a supply of electricity: #

plug-in

series

uk ˈsɪə.riːz // us ˈsɪr.iːz || in series = σε σειρά

source

sɔːrs voltage source

parallel

ˈpær.ə.lel Two voltage sources are connected in parallel to a load. What will happen?

polarity

πολικότητα, πόλωση #

potentiometer

pə.ten.ʃiˈɒm.ɪ.tər //

rheostat

ˈriː.ə.stæt // dimmer

tester

electric screwdriver tester #

cross section

διατομή #

constant

σταθερά-ός, συνεχής, αδιάκοπος #

friction

τριβή #

overcome

υπερνικω, ξεπερνώ

load

An electrical device or devices that use(s) electric power.

power

brownout

ˈbraʊn.aʊt πτώση τάσης // A temporary reduction of voltage supplied by the electric power distributor #

surge

sɜːdʒ υπέρταση // A short duration of increased voltage. #

denote

dɪˈnəʊt σημαίνω, δείχνω, δηλώνω // [y] We ~ the charge with the letter q. Charge is measured in the unit Coulomb and abbreviated with the letter C. #

abbreviate

συμπτύσσω #

particle

σωματίδιο #

fluorescent

flɔːˈres.nt φθορίζων, που φωσφορίζει

electrocution

iˌlek.trəˈkjuː.ʃən || ηλεκτροπληξία || the action of killing someone by causing electricity to flow through their body: The hairdryer poses an electrocution hazard if it is dropped in water.

electrocute

iˈlek.trə.kjuːt || σκοτώνω με ηλεκτροπληξία || to kill someone by causing electricity to flow through their body: He was electrocuted when he touched the bare wires.

electrocuted

που υπέστη ηλεκτροπληξία || Police found the dead body of an electrocuted man near the train track.

ferrule

ˈfer.uːl || λωρίδα, δακτύλιος, Δ. ακροχιτώνιο || Α band (λωρίδα, δακτύλιος), usually made of metal, around something such as a stick or handle:

knob

στρογγυλό πόμολο, επιλογέας (διακόπτης),

shaft

ʃɑːft / λαβή, στειλιάρι, αχτίδα (φωτός), άξονας (π.χ. προπέλας), φρεάτιο, ρίξιμο (the shaft), άδική μεταχείριση, την φέρνω σε κπ / the shopkeeper had shafted him.

air shaft

αεραγωγός / φωταγωγός : I thing you ought to keep the head under that air shaft (Hitch 7.57 1ο επεισοδ)

dilate

daɪˈleɪt / διαστέλλω-ομαι || The pupils of the eyes dilate as darkness increases.

dilation

διαστολή

contract

vi kənˈtrækt / (shrink) συστέλλομαι || As it cooled, the metal contracted _ In spoken English, "do not" often contracts to "don't". || n.ˈkɒn.trækt συμβόλαιο / break the ~ _ write a ~ _ sign a contract

contraction

συστολή

καρφίτσα, πείρος, πινέζα (push pin), ακροδέκτης / ακίδα || three pin plug = φις 3 ακίδων _

terminal

ακροδέκτης #

screen

σίτα, οθόνη, καλύπτω, ελέγχω διεξοδικά / περνάω από κόσκινο, Δ. προστασία / κάλυμμα,

dissipate

διαχέω, διώχνω,

drop

πτώση, πέφτω, αφήνω κτ να πέσει, σταγόνα

component

εξάρτημα, δομικό στοιχείο

field coil

winding

rotor windings

capacitance

χωρητικότητα || The ability of a component to store an electrical charge. #

capacitor

kəˈpæsɪtə πυκνωτής

conductor

A substance or material that allows electrons, or electrical current, to flow through it.

resistor

αντιστάτης, αντίσταση

insulator

Any material that will not allow electricity to easily flow through. #

resonating frequency

συχνότητα συντονισμού

impedance

σύνθετη αντίσταση

inductance

επαγωγή, αυτεπαγωγή

induction

inductive

inductor

Δ. πηνίο It consists of a wire or loop or coil. The ability of the coil which opposes the change in flow of current is a property of that coil, called inductance.