0 in a sudden, unexpected, and sometimes unpleasant way: --
1 in a way that seems rude and unfriendly, especially by using very few words when talking: --
However, stability margins become zero abruptly because when robot gets unstable no stability margin is computed (the support polygon disappears).
Calcium rises abruptly and briefly throughout the cell at the onset of anaphase.
The model did not take into account whether a person retired abruptly or gradually.
She abruptly sacrifices the passive, feminine world of the vanity table for military action.
This substance frequently ends abruptly on the nuclear side, being sharply demarcated, by a straight line, from the rest of the parasite.
Weaning countries abruptly from external financing and technical assistance might well have the opposite effect.
Abruptly replacing them with democratic village government from the top in the middle of a war might have produced a facade rather than substantive decision-makers.
These dramatic, conjunct descents, like the angular motion described above, also serve to change the register, although less abruptly than the leaps.
