Where does “supercardioid” come from?

supercardioid (English) comes from English cardioid, from English -oid, from Latin -oides, from Greek -ο, from Ancient Greek εἶδος, from Spanish -scopio, from Latin -scopium, from Ancient Greek σκοπέω — to see, to look, to observe.

supercardioid (English): A form of cardioid that has an additional lobe, used in some microphones

Definitions

  1. A form of cardioid that has an additional lobe, used in some microphones

Ancestry of “supercardioid”, step by step

supercardioid traces back through two separate lines of ancestry.

via English cardioid

StepLanguageWordMeaning
1EnglishcardioidAn epicycloid with exactly one cusp; the plane...
2English-oidOf similar form to, but not the same as. Having...
3Latin-oides-like, -form
4Greek-οending for accusative singular forms (eg δρόμος, ψήφος); and some vocative singular forms
5Ancient GreekεἶδοςThat which is seen: form, image, shape;...
6Spanish-scopio-scope
7Latin-scopium
8Ancient GreekσκοπέωI look, look at, behold; I examine, inspect; 413...
9Ancient Greekσκοπόςwatcher, lookout; protector, guardian; spy, scout
10Ancient GreekσκέπτομαιI look at, examine; I examine, consider, think
11Proto-Hellenicsképťomaito look at
12Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
13Proto-Indo-Europeanspeḱ-to see, to look, to observe

via English super

StepLanguageWordMeaning
1EnglishsuperOf excellent quality, superfine; better than...
2Englishsuper-egoAlternative spelling of superego
3GermanÜber-Ichsuperego
4GermanIchego, the Ich; self, me, him, etc
5Middle High GermanichI
6Old High GermanihI
7Proto-West GermanicikI
8Proto-Germanic*ek
9Proto-Indo-Europeanéǵh₂I
Every word from Proto-Indo-European speḱ-Every word from Proto-Indo-European spéḱyetiEvery word from English -oid