Boris smiled almost imperceptibly while listening to his mother.
The universal experience of ages, showing that children do grow imperceptibly from the cradle to manhood, did not exist for the countess.
On either bank of the Brahmaputra a long narrow strip of plain rises almost imperceptibly to the foot of the hills.
Comparing the state of things in 1901 with that of 1881, for the whole country, we find the passenger and goods traffic almost doubled (except the cattle traffic), the capital expenditure almost doubled, the working expenses per mile almost imperceptibly increased, and tI~ gross receipts per mile slightly lower.
These pass imperceptibly into - (5) the arid desert, where rainfall is at a minimum, and the only plants are those modified to subsist with the smallest supply of water.