"tight boundaries" is a correct and usable phrase in written English.
It can be used to describe a physical or figurative limit or restriction that is strict or precise. Example: The school has established tight boundaries for students' behavior on campus to maintain a safe and respectful learning environment.
Within our tight boundaries, a million flowers bloom.
She would also be less voluble, and in many ways less accessible, because there are tight boundaries around what Laura Bush is willing to offer for public consumption.
The mind, in this model, is generally thought of as having rather tight boundaries, a self-contained system taking in information about the external world through the senses and then using that information to create theories about reality.
The good creative people in financial advertising have a high degree of intelligence they have to create good ads within tight boundaries of legal restrictions and often several layers of industry regulations.
"The idea was that any emotional display beyond the fairly tight boundaries of what was acceptable could be called hysteria," Elaine Showalter, a feminist scholar who wrote an essay titled "Hysteria, Feminism and Gender," told me this week.
Chafing at the restrictive vocabulary and tight boundaries he had imposed on himself, he began writing longer poems and packing more of the outside world into them, a turn reflected in "A Continuous Life" (1990), whose poems showed a more expansive dramatic scope, and "Dark Harbor" (1995), a single poem divided into 45 sections and encompassing an entire life's voyage.
It is not yet known how the millipedes maintain such a tight boundary over such a long stretch.
The latest design updates of the IFMIF-EVEDA reference test cell (TC) are described with emphasis on the following key components: active cooling pipes for concrete biological shielding walls and stainless steel liner, TC gas leak tight boundary, and piping and cabling inside TC and between TC and the access cell (AC).
The blood-brain barrier (BBB) is a tight boundary formed between endothelial cells and astrocytes, which separates and protects brain from most pathogens as well as neural toxins in circulation.
"They're brushing up against the tightest boundaries now, and they still have a reasonable expectation of getting their gifts".
