The phrase "a special gravity" is correct and usable in written English.
It can be used to describe a unique or significant attraction or importance of something, often in a metaphorical sense.
Example: "The artwork had a special gravity that drew everyone in, making them stop and reflect."
Alternatives: "a unique allure" or "a distinct weight".
The weapons load was to include a 10,000 lb "Special gravity bomb" (i.e. a free-fall nuclear weapon), or over shorter ranges 20,000 lb (9,100 kg) of conventional bombs.
She nevertheless stops playing games on the road and returns to rest in Tyler's special gravity, "a sort of web" we all of us live in, "crisscrossed by strings of love and need and worry".
In the chemical procedure, a descaling solution containing 100 mL HCl (special gravity 1.19), 0.7 g hexamethylenetetramine, and 100 mL distilled water was used.
"Maybe everyone's got their own special gravity that lets you go far away, really far away sometimes, but which always brings you back in the end".
"Here Comes Trouble" picks up special gravity when he tells other people's stories: the gay kid down the block who later threw himself in the Hudson River; a favorite teacher whose husband went missing in Vietnam; a priest, a friend of Mr. Moore's, who confides that he was the chaplain who blessed the Enola Gay and its crew before the bombing of Hiroshima.
I formulated a special high-gravity ale called "1844".
Ruhl's playwriting is inspired; in the second act, she never falters as she puts her characters through the paces of passion with a special high-comic gravity and grace.
Thus in this paper enhanced two step floating catchment area (E2SFCA) method, a special case of gravity model is used to quantify the present accessibility levels to health in rural areas.
He worked out on a special sort of anti-gravity treadmill, the AlterG, which uses a cushion of air to lift the body, allowing you to effectively decrease your body weight as you run.
