Finnish sauna temperature within the sauna. Only the word "löyly" is used for this particular type of steam (the Finnish word "höyry" ('steam, vapour') is never used for it except in a scientific sense. Equivalents for "löyly" can be found in the Finnic languages such as the Karelian "löyly", the Estonian "leil", the Votic "leülü", the Veps "l'öl"' and the Livonian "löul". Its original sense signified 'spirit, breath, soul' and this is still seen in the Uralic languages--for example, the Udmurt "lul", the Komi "lol", the Mansi "läl" ('life'), the Khanty "lil" and the Hungarian "lélek". Occasionally one uses a bunch of
Uralic languages published the most complete work on Finno-Ugric to that date. Up to the beginning of the 19th century, knowledge on the Uralic languages spoken in Russia had remained restricted to scanty observations by travelers. Already Finnish historian Henrik Gabriel Porthan had stressed that further progress would require dedicated field missions. One of the first of these was undertaken by Anders Johan Sjögren, who brought the Vepsians to general knowledge and elucidated in detail the relatedness of Finnish and Komi. Still more extensive were the field research expeditions made in the 1840s by Matthias Castrén (1813–1852) and Antal Reguly (1819–1858), who