The phrase "a central postulate" is correct and usable in written English.
It can be used when discussing a fundamental principle or assumption that serves as the basis for a theory or argument.
Example: "In our research, we identified a central postulate that underpins our entire hypothesis."
Alternatives: "a key assumption" or "a fundamental principle".
Einstein's theory of gravitation, also known as his theory of general relativity (1916), takes as a central postulate the experimentally observed equivalence of inertial mass and gravitational mass and shows how gravity arises from the distortions that matter introduces into the surrounding space-time continuum.
Trump often returns to his various themes, a central postulate being that his efficient and cost-effective campaign anticipates his presidency: "Wouldn't it be nice if we had a country that worked that way?" "Mitt was very vicious," Trump said, as if Trump himself is above the fray.
He states "the central postulate" of "the highest form of human spirituality" as follows: "No baseness or cruelty of treason so deep or so tragic shall enter our human world, but that loyal love shall be able in due time to oppose to just that deed of treason its fitting deed of atonement" (Royce 2001 [1913], 186).
The hypothesis is presented as the central postulate and its three consequences.
A fundamental postulate of neuroscience is Hebb's rule – that neurons that fire together wire together.
In addition, recognition of the importance of the geological dynamics of oceanic islands to the understanding of diversification patterns has been codified in the general dynamic model of oceanic island biogeography, which postulates a central role for island ontogeny (building, maturity and dismantling of islands) in patterns of endemism within remote archipelagos [ 4].
Excessive activity of dendritic cells (DCs) is postulated as a central disease mechanism in Systemic Lupus Erythematosus (SLE).
Inhibition of vascular smooth muscle sodium-potassium-activated adenosine triphosphatase (Na-K-ATPase) has been postulated as a central mechanism in enhancing vascular contractility.
Catecholamine-induced myocardial stunning has been postulated as a central mechanism of TTC, and transient increase of sympathetic nervous activity with increase of norepinephrine from the heart was suggested to participate to the TTC pathophysiology [ 2, 3].
Transforming growth factor-β1 is postulated to play a central role in renal fibrosis via a downstream pathway such as Smad.
In healthy humans, 0.15 mg/kg of midazolam may cause respiratory depression, which is postulated to be a central nervous system (CNS) effect.
