Where does “gyroparallelogram” come from?

gyroparallelogram (English) comes from English parallelogram, from Latin parallēlogrammum, from Ancient Greek παραλληλόγραμμον, from Ancient Greek παράλληλος, from Ancient Greek ἀλλήλων, from Ancient Greek ἄλλος, from Ancient Greek κρίνω, from Proto-Hellenic kríňňō — to sift, separate, divide.

gyroparallelogram (English): A hyperbolic quadrilateral whose two...

Definitions

  1. A hyperbolic quadrilateral whose two...

Ancestry of “gyroparallelogram”, step by step

gyroparallelogram traces back through two separate lines of ancestry.

via English parallelogram

StepLanguageWordMeaning
1EnglishparallelogramA convex quadrilateral in which each pair of...
2Latinparallēlogrammumparallelogram
3Ancient Greekπαραλληλόγραμμονbounded by parallel lines
4Ancient Greekπαράλληλοςbeside one another, side-by-side; parallel to or...
5Ancient Greekἀλλήλωνreferring back to a plural subject, and...
6Ancient Greekἄλλοςother, another, different, else; in combination...
7Ancient GreekκρίνωTo separate, divide, part, distinguish between...
8Proto-Hellenickríňňō
9Proto-Indo-Europeankrinyéti
10Proto-Indo-Europeankrey-to sift, separate, divide

via English gyro

StepLanguageWordMeaning
1EnglishgyroA gyroscope; A gyrocompass; An autogyro
2Englishgyroscopean apparatus composed of a wheel which spins...
3Frenchgyroscopegyroscope
4Ancient Greekσκοπόςwatcher, lookout; protector, guardian; spy, scout
5Ancient GreekσκέπτομαιI look at, examine; I examine, consider, think
6Proto-Hellenicsképťomaito look at
7Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
8Proto-Indo-Europeanspeḱ-to see, to look, to observe
Every word from Proto-Indo-European krey-Every word from Proto-Indo-European krinyétiEvery word from Proto-Hellenic kríňňō