The phrase "a significant week for" is correct and usable in written English.
It can be used to indicate that a particular week holds importance or relevance for a specific event, person, or situation.
Example: "This is a significant week for our company as we launch our new product line."
Alternatives: "an important week for" or "a crucial week for".
The week-long early signing period for college basketball doesn't get nearly the amount of attention that college football's National Signing Day receives every February, but it's nonetheless a significant week on the recruiting calendar for coaches.
This has been a significant few weeks for Millennial Media.
And so it has begun: the most significant week of 2018 for Scotland and the Scottish Football Association.
Without that stipend, a parent with two children, for instance, would have to pay $300 or $400 a week, a significant amount for women who often work jobs that pay less than $10 an hour.
At week 12, a significant improvement of VAS scores for fatigue and dryness was recorded, and at week 36, a significant improvement for VAS scores for global disease, fatigue, dry mouth, dry eyes, and dry vagina, but also in the number of tender joint and tender joint counts was seen [ 25].
One way or another, this week provides a significant test for Dallas.
This week marks a significant transition for The New York Times as we introduce digital subscriptions.
Mike Ford's team spent the first 13 minutes camped inside Gloucester's half and led 8-0 after Day eventually forced his way over behind a driving maul, but threw away a significant lead for the second week running, having squandered a 13-0 advantoge to lose to Saracens last Saturday.
These authors reported a significant QTL for weight at week 8, Bw8q1 on chromosome 1, as well as a suggestive QTL on chromosome 8 for the same trait, and a suggestive QTL for 2-week weight gain on chromosome 6 [20].
