Key terms & definitions

A line of stitching that joins pieces of fabric together.

Extra fabric between a stitching line and the cut edge, provided so that pieces can be joined.

A country’s ability to use its navy to defend its interests, protect overseas trade and fight enemies at sea.

US missions intended to locate and kill Vietcong fighters and destroy their supplies and bases.

A person employed during a plague outbreak to examine bodies for signs of plague and identify the cause of death.

An algorithm that checks data to locate a particular target value or establish that it is absent.

The part of a sorted collection that could still contain the target, bounded by its lowest and highest remaining indices.

A coastal town developed to provide accommodation, entertainment and other services for visitors.

A pattern in which demand varies at different times of the year.

Employment available mainly during particular parts of the year, such as the summer tourist season.

Flooding associated with recurring seasonal conditions, such as a wet season or spring snowmelt.

Food harvested at its usual time of year in a particular place.

Food harvested or produced during its natural season in a particular area.

The timing and pattern of conditions or activities through the year, such as winter rainfall, plant growth or animal migration.

A pattern of changes that repeats at regular intervals, such as a similar pattern each year.

A repeating pattern of changes in business activity at particular times of the year.

Variation in the availability of foods during the year, particularly when fruit and vegetables are naturally ready to harvest.

A repeating pattern associated with particular times in a calendar cycle, such as higher sales each summer.

A pattern of rises and falls that repeats at regular times, such as each year.

The difference between an actual value and the trend value at the same time: $\text{seasonal variation}=\text{actual value}-\text{trend value}$.

Controlled drying of timber to reduce its moisture content before use.

Adding ingredients such as salt, pepper, herbs or spices to enhance or adjust a food’s flavour.

An elected position in a legislature. Each Westminster constituency returns one MP to one seat in the House of Commons.

The Southeast Asia Treaty Organisation: an alliance formed in 1954 to resist communist expansion in the region.

A wall built along the shore to protect the land behind from the sea.

An oily substance on the skin surface that helps protect against bacterial and fungal pathogens.

The withdrawal of a state from a country or political union; in this context, southern states leaving the United States.

Industrial action taken against an employer who is not directly involved in the original dispute, in support of workers elsewhere.

The output coil of a transformer, in which an alternating potential difference is induced.

The output coil of a transformer, which supplies the outgoing electrical power.