year by year

Yearly; on a yearly basis. Our subscriber base has grown year by year, and we're nearly at our target. Year by year I find myself becoming less interested in nightlife and more focused on enjoying the outdoors.

ˌyear by ˈyear

as the years pass; each year: Year by year their affection for each other grew stronger.

See also: by, year

Farlex Partner Idioms Dictionary © Farlex 2017

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References in classic literature ?

It was a class which year by year had been growing more and more strong in England, and which year by year had been making its strength more and more felt.

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Year by year the Soldiers and Artisans began more vehemently to assert -- and with increasing truth -- that there was no great difference between them and the very highest class of Polygons, now that they were raised to an equality with the latter, and enabled to grapple with all the difficulties and solve all the problems of life, whether Statical or Kinetical, by the simple process of Colour Recognition.

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Year by year, it must and will go back; year by year, the tone of public feeling must sink lower down; year by year, the Congress and the Senate must become of less account before all decent men; and year by year, the memory of the Great Fathers of the Revolution must be outraged more and more, in the bad life of their degenerate child.