trendline

American  

[trend-lahyn] / ˈtrɛndˌlaɪn /

Or trend line

noun

1. an upward or downward line on a chart indicating movements of average prices, as of stocks, over a period of time.

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Etymology

Origin of trendline

1910–15 for more general sense; trend + line ¹

Example Sentences

The key level to watch is $65.50/bbl, near the top of the daily Ichimoku cloud and the declining trendline connecting the highs from July and September in 2025.

From The Wall Street Journal

In his view, gold and the S&P 500, recently 6,934, are following the same trendline.

From Barron's

Data from Bespoke Investment Group showed the 10-day trendline tracking advancing stocks against those in decline on the S&P 500 has moved to an “oversold” condition for the first time since the April tariff slump.

From Barron's

The red line represents the best-fit trendline, and notice that it is nearly flat, meaning that there is no significant trend.

From MarketWatch

The r-squared of that trendline is 0.003, barely different than zero.

From MarketWatch