Particle
Definition 1 of 3
Pro Tip 1/3
Size Implication
The word emphasizes the smallness or insignificance of something. The room was clean, without a particle of dust visible.
Pro Tip 2/3
Figurative Use
Often used to suggest a tiny amount or lack of something non-physical. I don't have a particle of doubt in my mind.
Pro Tip 3/3
Negative Sentence
Commonly found in negative contexts to stress absence. There wasn't a particle of hope left for the lost sailors.