The phrase "a half by which" is not standard or commonly used in written English.
It may be used in specific contexts where one is describing a fraction or a part of something, but it lacks clarity without additional context.
Example: "In the equation, a half by which the total is divided must be clearly defined."
Alternatives: "a fraction of" or "a portion of".
Most toddlers are out of nappies – during the day, at least – by the time they're two-and-a-half, by which point parents will have spent £1,000-plus on disposable nappies and upwards of £250 on the associated paraphernalia such as baby wipes, nappy bags and nappy bins.
Take the government's target to cut the incidence of child poverty by a half by 2010, which would bring it into line with the European average.
Jones has remained adamant that he is not interested in continuing with the much-maligned "six-and-a-half" experiment, by which Chris Robshaw was asked to dovetail in England's back row with the similarly skilled Tom Wood.
249 proposed for amalgamating the six battalions employed in the Myingyan, Pakokku, Minbu, Magwe, Lower Chindwin, and Sagaing districts into three battalions, thereby effecting a reduction of ten and a half companies, by which another regular regiment was to be constituted.
That gives you two and a half years, by which time you might want to buy a new PC.
But Summers noted that Sweden didn't nationalize for two and a half years, by which time the situation had become so severe — interest rates had reached a hundred per cent — that there were no other options.
In the research, they asked 64,000 women and men in thirteen countries to classify 125 human traits; half of the sample by gender and the other half by which traits were most important to leadership, success, morality, and happiness today (these were the same traits we give to the women in our workshops).
The latter consists of butcher paper in sheets measuring about a foot & a half by two feet, upon which he reproduces the pen, pencil, crayon & wash sketches he makes, at high speed, as he travels about.
Martin's name was invoked throughout the hour-and-a-half liturgy, which was led by Fr.
Instead, we exercise the quadriceps muscle in the supine position, with the legs supported by a half barrel, which allows the lumbar spine to rest in a neutral position.
