Meaning of the word "train of thought" in English

What does "train of thought" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

train of thought

US /treɪn əv θɔːt/
UK /treɪn əv θɔːt/
"train of thought" picture

Idiom

1.

a connected series of thoughts or ideas

Example:
I lost my train of thought when the phone rang.
He tried to pick up his train of thought after the interruption.
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