0 past simple and past participle of stiffen --
3 to become or make something stronger or more difficult: --
Blood flowed from its mouth, its paws stiffened in a last convulsion and it collapsed.
Now that international competition has stiffened, the multinationals are taking their profits at the expense of the workers.
Fopius arisanus larvae moult to the third instar at this time and begin rapid growth and their enlarged and stiffened body soon nearly fills the host puparium.
Peel's resolve was stiffened in response to the events of the few days after the trial; his interventionism was intensified and his advice became more severe.
Ultimately, they had to swallow their objections to the small increase that finally was agreed on, but this stiffened their opposition to any future increases in payroll contributions. 105.
Rohacell insulation sandwiching within a composite honeycomb structure stiffened with support spars is used for the rover baseplate and for the integrated ground penetrating radar.
The panels are integrally stiffened, hence there is a reduced fastener count.
The biaxially stiffened concepts had higher flyaway costs than the composite-reinforced concept, even though their range capabilities were less than that of the composite concept.
