- past tense form of investigate.
- past participle of investigate.
investigated
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.
Scientists in RIKEN's Biofunctional Synthetic Chemistry Laboratory investigated whether they could exploit this difference.
From Science Daily ● Nov. 4, 2026
The chair of parliament's police committee, Ian Cameron, praised police for the swift arrests and called for a "strong, properly investigated case" to follow.
From BBC ● Nov. 2, 2026
In a study published in Ecology and Evolution, researchers investigated what happens to coral after crown-of-thorns starfish feed on it.
From Science Daily ● Nov. 1, 2026
The targets included my grandfather, who was investigated for being an impostor illegally in the country in 1960 based on information from an unnamed “reliable source.”
From The Wall Street Journal ● Nov. 1, 2026
When she investigated further, she discovered that the groups had failed because they did not have the money necessary to continue their work.
From "Votes for Women!" by Winifred Conkling
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