Where does “isospectrally” come from?

isospectrally (English) comes from English isospectral, from English ISO, from Greek ίσος, from Ancient Greek ἴσος, from Ancient Greek δάκτυλος, from Hebrew דקל, from German Dackel, from German Dachshund — to sire, beget.

isospectrally (English): In an isospectral manner

Definitions

  1. In an isospectral manner

Ancestry of “isospectrally”, step by step

isospectrally traces back through two separate lines of ancestry.

via English isospectral

StepLanguageWordMeaning
1EnglishisospectralHaving the same spectrum
2EnglishISOThe International Organization for Standardization
3Greekίσοςequal; having equal rights
4Ancient Greekἴσοςequal (to); equivalent (to); consistent (to); agreement (to)
5Ancient Greekδάκτυλοςfinger; measure of length, the breadth of a...
6Hebrewדקלpalm tree; date; dachshund
7GermanDackeldachshund; a similar-looking dog, e.g. a basset...
8GermanDachshunddachshund; a similar-looking dog, e.g. a basset...
9GermanDachsbadger; genitive singular of Dach
10Old High Germandahs
11Proto-West Germanicþahsbadger
12Proto-Germanicþahsuzbadger
13Proto-Indo-Europeantótḱus
14Proto-Indo-Europeantetḱ-to create, produce; to cut, hew
15Proto-Indo-Europeanteḱ-to sire, beget

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European teḱ-Every word from Proto-Indo-European tetḱ-Every word from Proto-Indo-European tótḱus