clet

Traditionally they are named after people-Reynolds, Prandtl, P-clet, Nusselt, Mach-and the question here is, how about an Achtfaden number?

Gravity's Rainbow Pynchon, Thomas 1978

On the eastern side of it is a pass called Bab es-Szaffa, where the mountain is entered by a deep clet in the perpendicular rock, about two yards broad.

Travels in Syria and the Holy Land John Lewis Burckhardt 1800

'XXrB*in exergo lu Florianu clet« Vab Maxihiii deP/mCat.

Lexicon vniversae rei nvmariae vetervm et praecipve Graecorvm ac Romanorvm cvm observationibvs antiqvariis geographicis chronologicis historicis criticis et passim cvm explicatione monogrammatvm edidit Io. Christophorvs Rasche 1785

2 Note that the last word may also be muni-cleθ as per the similar word found clearly on the Cippus Perusinus muni-clet "in the plot" with the verb mas "to entomb".

Death and euphemisms in Etruria 2007