singlet

2003, Timothy M. Cox, 90: Protoporphyria, Karl M. Kadish, Kevin M. Smith, Roger Guilard, (editors), The Porphyrin Handbook, Volume 14: Medical Aspects of Porphyrins, page 132, When a ground state molecule absorbs a photon, the values of the electron spins are not altered and thus the primary excited state is the singlet state.

2000, Nicole Matthews, Kitsch on the Fringe: Suburbia in Recent Australian Comedy Film, Roger Webster, Expanding Suburbia: Reviewing Suburban Narratives, page 176, The semiotics of the singlet - immediately identifiable in Australia, especially in its usual shade of blue, with male manual labourers¹⁶ - underlines the contrast between the effete fakery of ballroom costumes and real masculinity to be found underneath or in the world of folk dancing.

2009, Deborah Penrith, Live & Work in: Australia, Crimson Publishing, UK, page 192, Women wear dresses, cropped trousers and vests with lightweight linen jackets and you will find men in anything from a business suit to a pair of stubbies (very short shorts) and a singlet top (white vest) or knee-length cargo trousers.