In the body it is usually an oxygen molecule than has lost an electron and will stabilize itself by stealing an electron from a nearby molecule

Usage examples of radical.

Such treatment by the authorities soon led some socialist leaders to despair of ever achieving their goals by parliamentary means and to embrace more radical ideologies, such as syndicalism and anarchism.

Programs on supersonic reaction initiation, free radical mechanisms, photocatalysis, and selective adsorption would be quietly, even surreptitiously, phased out.

As a profoundly mystical and religious mind, he was repulsed by the agnosticism of the radicals.

The difference between him and an Apologist like Tatian seems here to be a radical one.

Not even the most radical of the young dremecks would kill an arachnid if it crawled down his neck.

The young doctor, who was gentleness personified, begged me to come and stay with him, promising that his mother and sisters should take the greatest care of me, and that he would effect a radical cure in the course of six weeks if I would carry out all his directions.

Hazzard was to them the little Radical among the Tories, or the atheist in bishopdom, or the fellow who did not go to the inter-hospital rugger matches and shout.

Kathy Boudin, two members of the sixties radical group Weather Underground, who have been in prison for more than twenty years for their part in a 1981 robbery of a Brinks truck that left two policemen and a guard dead.

And because his parents were in prison, Chesa Boudin was raised by two other members of the radical group, Bernadine Dohrn and Bill Ayers.

I had already answered that she could not get rid of the pimples on her face in less than a week, but that a year of diet would be necessary to effect a radical cure.

The teachers of classic criminology, who had taken kindly to the recommendations of Pessina and Ellero, urging them to study the natural sources of crime, met the new ideas with contempt, when the new methods made a determined and radical departure, and became not only the critics, but the zealous opponents of the new theories.

No Licinius Crassus had ever been apostrophized as a demagogue or any other sort of political radical, so what was Catulus prating about?

He came back with a course of action, admittedly radical, and sent Ben back to River Bend to fetch the farrier and Dobie to the welder in the machine shed with a hastily sketched diagram of the splint he wanted made.

Johnson evidently set out with the full intention not merely of retaining the Cabinet of his predecessor, not merely of co-operating with the party which elected him, but of espousing the principles of its radical, progressive, energetic section.

Ever since the revolutionary days of 1905-6, Professor Milyukov has been playing a most conspicuous part in the Russian emancipatory movement, as the leader of the Constitutional party, as a Duma deputy and the editor of the influential radical newspaper Ryech.