Where does “pentaluminum” come from?

pentaluminum (English) comes from English pent, from English pen, from English penetration, from Middle English penetracioun, from Old French penetracïon, from Latin penetrātiō, from Latin -tiō, from Latin dissertātiō — small stone, pebble; gravel, rubble.

pentaluminum (English): pentaaluminium

Definitions

  1. pentaaluminium

Ancestry of “pentaluminum”, step by step

pentaluminum traces back through two separate lines of ancestry.

via English pent

StepLanguageWordMeaning
1EnglishpentConfinement; concealment; Confined in a pen,...
2EnglishpenAn enclosure used to contain domesticated...
3EnglishpenetrationThe act of penetrating something; Specifically,...
4Middle Englishpenetracioun
5Old Frenchpenetracïonpenetration (act, instance of penetrating)
6Latinpenetrātiōpiercing, penetration
7Latin-tiōtion, -ation, -ing
8Latindissertātiō(spoken) dissertation, discourse, disquisition
9Latindissertusarranged, disposed; explained
10Latindissereresecond-person singular future passive indicative...
11Latindis-asunder, apart, in two; reversal, removal;...
12Latincalceusshoe
13Latincalxlimestone; chalk; the finish line
14Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English aluminum

StepLanguageWordMeaning
1EnglishaluminumA metallic chemical element with an atomic...
2Englishalumiumaluminium/aluminum
3EnglishalumAn astringent salt, usually occurring in the form...
4EnglishalumnusA male pupil or student; A male graduate; A...
5LatinalumnusNourished, fostered, etc; Nursling, pupil; foster...
6Proto-Italicalomanos
7Proto-Indo-Europeanh₂el-o-mh₁no-being nourished
8Proto-Indo-Europeanh₂el-to grow, nourish; beyond, other; to wander, roam
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-