A range of techniques for the production of energy from unconventional resources that are environmentally damaging or risky.

(music) Any style of modern heavy metal, especially thrash metal, speed metal, doom metal, black metal or death metal.

(mathematics) A point in a convex set which does not lie in any open line segment joining two points in the set. / (mathematics) The maximum or minimum of a function.

plural of extreme point

a type of reeducation

Alternative form of subextremal

Alternative form of superextremal

the highest-energy, highest-frequency, shortest-wavelength end of the ultraviolet EM band, overlapping with soft X-rays.

(euphemistic, US) To murder; to assassinate.

(film) A transgressive group of films by French directors at the turn of the 21st century, having themes of sex, violence, and mental derangement.