Refers to the phenomenon of changes in monthly milk production or dairy product consumption patterns depending on the season. Typically, milk production is lowest in the fall when dairy product consumption is at its highest.

Large variations in product demand that reoccur during the same approximate timeframe on a yearly basis and are not due to a trend or promotion (as in the yearly demand for Halloween candy or snow shovels). Products that exhibit a high degree of seasonality normally require an inventory build based on forecast prior to the high demand period, or the flexibility to greatly vary production and supply.

This is a product's predisposed seasonal fluctuations, such as the need for cold medicines in winter, roses on Valentine's Day, sunscreen and swimsuits in summer.

Cyclicality in a business or the economy from one season to the next.

Most retailers are cyclical. This means that certain quarters or times of the year are bigger selling times than others. For instance, toy retailers see revenues surge in the last two or three months of each year thanks to the holidays. For different companies, different quarters will be stronger than others.

Seasonal businesses gain a significant portion of their annual revenue in a single quarter, but their purchases and inventories may lead the revenues in a significantly different pattern.

A tendency for a change in market activity during a particular time of the year. Forex rates may be affected in this way by fiscal year end flows.

all commodity futures markets are affected to some extent by an annual seasonal cycle or ‘seasonalityâ€(tm). This cycle of pattern refers to the tendency of market prices to move in a given direction at certain times of the year.

A technical plot used to predict price movement based on past performance on an annual basis. The Seasonality plots in OmniTrader are the result of analysis over many years of price data.

Of or dependent on a particular season.