Dictionary
Words, grammatical forms and meanings linked to the ontology.
train of thinking en · NOUN
Meanings
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(alt-of, alternative) Alternative form of train of thought.
Exploring, I found another short gallery running transversely to the first. This appeared to be devoted to minerals, and the sight of a block of sulphur set my mind running on gunpowder. But I could find no saltpeter; indeed no nitrates of any kind. Doubtless they had deliquesced ages ago. Yet the sulphur hung in my mind and set up a train of thinking.
1895, H. G. Wells, chapter X, in The Time Machine:
Forms