The phrase "by this description" is correct and usable in written English.
You can use it when referring to a specific description that has been provided or is being discussed.
Example: "By this description, we can conclude that the product meets the required specifications."
Alternatives: "according to this description" or "based on this description."
By this description, consumers are harmed because they're prevented from getting to someplace, like Netflix.
The Kremlin, by this description, lies at the center of a constellation of official and quasi-official rackets.
Enticed by this description, I ordered che at a food stall in Hanoi toward the end of my trip.
The promotion is going by this description: "Pledge allegiance to us and we'll change our name to yours".
Some of these poems appear at first to be phonetic transcription of everyday speech, printed without authorial comment; but they accomplish far more than might seem possible by this description.
Fascinated by this description of the issue faced by the production team, I decided to cut short my stay at my cousin's wedding and trotted along to Brick Lane, to spend some time with the thousands of demonstrators that were likely to be there.
By using this description, when the polytopes are Delzant lattice, a concrete formula for each term of the expansion in two dimension and a formula for the third term of the expansion in arbitrary dimension are given.
But this algorithm can do considerably better; if the original string, for example, is a string of sixteen 1s, it can be obtained by input of this description: 11111111, which is half the length.
BEACH TOWN by Mary Kay Andrews fits this description to a "t".
This description by John Bonehill, curator of the exhibition, suggests both the immediate appeal of Sandby's art and why it has sometimes met with neglect and condescension.
With this description by convex hulls, a mathematical expression of the admissible deviations of parts integrates the quantifier notion.
