Where does “pitkittäisaalto” come from?

pitkittäisaalto (Finnish) comes from Finnish pitkittäinen, from Finnish pitkittäin, from Finnish pitkä, from Proto-Finnic pitkä, from Proto-Uralic pide, from Finnish pitää, from Proto-Finnic pitädäk, from Proto-Finno-Ugric pitä-.

pitkittäisaalto (Finnish): longitudinal wave

Definitions

  1. longitudinal wave

Ancestry of “pitkittäisaalto”, step by step

pitkittäisaalto traces back through two separate lines of ancestry.

via Finnish pitkittäinen

StepLanguageWordMeaning
1Finnishpitkittäinenlongitudinal
2Finnishpitkittäinlengthwise
3Finnishpitkälong; tall; Short for pitkä kiekko
4Proto-Finnicpitkälong; tall
5Proto-Uralicpidetall
6Finnishpitääto hold, grasp, grip; to keep, take; to like, be...
7Proto-Finnicpitädäkto hold, to grasp; to keep
8Proto-Finno-Ugricpitä-

via Finnish aalto

StepLanguageWordMeaning
1Finnishaaltowave; outbreak
2Proto-Finnicaltowave
3Proto-Germanicaldǭtrough, hollow
4Proto-Indo-EuropeanHoldʰō(n)
5Proto-Indo-EuropeanHoldʰu-trough, canoe
Every word from Proto-Finno-Ugric pitä-Every word from Proto-Finnic pitädäkEvery word from Finnish pitää
pitkittäisaalto — Etymology, Origin & Word History | Etymology Explorer