Only a sample of each letter section is shown on this page, by clicking on each letter you will be taken to a page where useful Design & Technology words and phrases are explained.
If there are words which are missing and you think they should be added, please let your D&T teacher know!
A
Abrasive – a material which can wear others away
Actuator – a device which operates something
Aesthetics ………
B
Bacteria – micro-organisms; some can cause food poisoning
Balanced diet – a diet giving all or most of the nutrients needed
Batch production – ………….
C
CAD – computer-aided design
CAM – computer-aided manufacture
cam – ……………
D
data – any information which is in a database or spreadsheet
database – a program which links together information which can then be searched
deciduous – ………….
E
eccentric cam – a circular cam with an offset axis
effort – the force put into a system
elastic limit – …………………
F
fabrication – making up something from materials
fat – found in meat, milk, cheese and butter
feedback – ………….
G
garnish – to decorate food using colours, textures etc
gate – a device which switches depending on its inputs
gear ratio – ………
H
hardwood – wood from a tree that loses its leaves in winter
hazard – a danger
heat bending –
I
idler gear – a small gear fitted in between two gears so that they turn in the same direction
implication – what is going to happen as a result of an action taken
ingredients – …………….
J
jig – a device to hold odd shaped work
K
Kilohm – one thousand ohms
knot – a round dark part of timber where a branch starts in a tree
L
lag – the time it takes a system to respond to change
laminating – gluing together thin strips of material to make a thicker one
LDR – ………..
M
machine – a device which does work using moving and fixed components
mass production – making very large quantities of products
mass structure – ………
N
natural – from sources in nature, plants and animals
nutrient – ingredients which are beneficial to life
O
on/off switch – switch with only two states called on or off, sometimes known as 0 or 1
open loop – a system without feedback
open task – ………….
P
packaging – the containers in which products are sold
PCB – printed circuit board
Permanent stitch – ……….
Q
quality assurance – making sure products are up to standard
questionnaire – a list of questions with spaces for answers
R
reconciliation – deciding to do things in a way that may not be your first choice
recycling – reusing waste or unwanted materials
regulator – ……..
S
salting – packing in layers of salt
scale – the size of the model compared to the real thing
seam – …………
T
tack – to join together with a removable stitich
tasting – eating or drinking to find out the texture or taste of food or drink
tease apart – ……
UV
valve – controls the distribution of air in a system
vegan – someone who does not eat any animal products
vegetarian – …………
W
warp – twist or distort
wastage – shaping by removing materials
work hardening – ………
XYZ