Where does “sessionless” come from?

sessionless (English) comes from English session, from Middle English session, from Old French session, from Latin sessiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

sessionless (English): Without a session; taking the form of a series of...

Definitions

  1. Without a session; taking the form of a series of...

Ancestry of “sessionless”, step by step

sessionless traces back through two separate lines of ancestry.

via English session

StepLanguageWordMeaning
1EnglishsessionA period devoted to a particular activity, e.g....
2Middle Englishsession
3Old Frenchsessionsitting; session
4Latinsessiōa sitting
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus
Every word from Ancient Greek χάλιξ