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on demand

Idioms  
  1. When needed or asked for, as in She's always ready to sing on demand, or Nowadays infants are generally fed on demand. This usage is a broadening of this phrase's meaning in finance, that is, “payable on being requested or presented,” as in This note is payable on demand. [Late 1600s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For example, photonic materials could have their color or optical response written, erased, and rewritten on demand.

From Science Daily

"Our approach brings us closer to dynamic, programmable colloidal materials that can be reconfigured on demand," said study author Glen Hocky, associate professor of chemistry and a faculty member at the Simons Center for Computational Physical Chemistry at NYU.

From Science Daily

However, although aluminum prices have been supported by stable alumina costs, the analyst notes that it could be partially held back by recent geopolitical uncertainties, which could weigh on demand.

From The Wall Street Journal

A corridor, built sturdily, would free banks to hold other safe assets such as Treasurys instead of relying on reserve deposits as they do now, chiefly because the robust discount facility would reassure them they could seamlessly convert Treasurys into reserves on demand.

From The Wall Street Journal

High interest rates and home prices have kept many home buyers on the sidelines, though, which has weighed on demand.

From Barron's