extremely small, almost negligible

अत्यंत छोटा, लगभग नगण्य

English Usage: The differences in their performances were vanishingly small.

Hindi Usage: उनके प्रदर्शन में अंतर अत्यंत छोटा था।

to the point of disappearing; very quickly

गायब होने की सीमा तक; बहुत तेजी से

English Usage: The chances of that happening are vanishingly small.

Hindi Usage: ऐसा होने के अवसर अत्यंत छोटे हैं।