Where does “masslessness” come from?

masslessness (English) comes from English massless, from English Mass, from Middle English messe, from Old English mæsse, from Vulgar Latin messa, from Latin missa, from Latin missum, from Latin mittō — to hurt; to exchange, remove; to replace, to...

masslessness (English): Absence of mass; the state or condition of being...

Definitions

  1. Absence of mass; the state or condition of being...

Ancestry of “masslessness”, step by step

masslessness traces back through two separate lines of ancestry.

via English massless

StepLanguageWordMeaning
1EnglishmasslessHaving no mass
2EnglishMassThe principal liturgical service of the Church,...
3Middle EnglishmesseMass; The Eucharist; Holy Communion; The act of...
4Old Englishmæssemass
5Vulgar LatinmessaEucharist, dismissal; Eucharist; dismissal;...
6LatinmissaMass; Christian eucharistic liturgy; nominative...
7Latinmissumaccusative supine of mittō; inflection of...
8Latinmittōto send, dispatch, cause to go, let go, release, discharge
9Proto-Italicmeitōto put forth, put out
10Proto-Indo-Europeanmeyth₂-to hurt; to exchange, remove; to replace, to...

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European meyth₂-
masslessness — Etymology, Origin & Word History | Etymology Explorer