plural of hair space

A theorem postulating that all black hole solutions of the Einstein-Maxwell equations in general relativity can be completely characterized by only three externally observable classical parameters: mass, electric charge, and angular momentum.

(mineralogy) Clear quartz crystal containing coloured filaments caused by impurities. Particular kinds are sometimes known as Venus’s hair stone or Thetis’s hair stone.

plural of hair pie

(slang, vulgar) The external female genitalia with an unshaven mons veneris. / (slang, vulgar) Cunnilingus.

Of a colour like brown human hair.

Alternative form of longhair

Any of various seals which have coarse hair rather than fur / especially the true seals or earless seals of family Phocidae.

Briza media, a variety of grass.

Alternative spelling of hair-salt