Where does “uniphase” come from?

uniphase (English) comes from English phase, from New Latin phasis, from Ancient Greek φάσις, from Ancient Greek φαίνω, from English -type, from Ancient Greek τύπος, from Ancient Greek τύπτω, from Proto-Indo-European (s)tewp- — to push, to hit.

Ancestry of “uniphase”, step by step

uniphase traces back through two separate lines of ancestry.

via English phase

StepLanguageWordMeaning
1EnglishphaseA distinguishable part of a sequence or cycle...
2New Latinphasis
3Ancient Greekφάσιςappearance; utterance, statement, expression
4Ancient GreekφαίνωI cause to appear, bring to light; I show,...
5English-typeimpressed form; stamp; print; typical form; Used...
6Ancient GreekτύποςA blow, pressing; The results of a blow: mark,...
7Ancient Greekτύπτωto beat, strike, smite; to beat, strike oneself
8Proto-Indo-European(s)tewp-to push, to stick
9Proto-Indo-European(s)tew-to push, to hit

via English uni

StepLanguageWordMeaning
1EnglishuniUniversity; Sea urchin eaten as sushi
2Japanese雲丹the food made from the roe of sea urchin,...
Every word from Proto-Indo-European (s)tew-Every word from Proto-Indo-European (s)tewp-Every word from Ancient Greek τύπτω