Where does “live rock” come from?

live rock (English) comes from English Rock, from English rock and roll, from English and, from Middle English an, from Old English ond, from Old English and, from Proto-Germanic andi, from Proto-Indo-European h₂énti — on, onto.

live rock (English): A rocky material made of calcium carbonate or other calcareous materials, usually derived from the skeletons of dead coral, which houses various marine animals, algae and bacteria and is used as an important part of aquascaping and biological filtration in marine aquaria

Definitions

  1. A rocky material made of calcium carbonate or other calcareous materials, usually derived from the skeletons of dead coral, which houses various marine animals, algae and bacteria and is used as an important part of aquascaping and biological filtration in marine aquaria

Ancestry of “live rock”, step by step

live rock traces back through two separate lines of ancestry.

via English Rock

StepLanguageWordMeaning
1EnglishRockfor someone living near a rock or an oak (atter + oke)
2Englishrock and rollA genre of popular music that evolved in the...
3EnglishandAs a coordinating conjunction; expressing two...
4Middle EnglishanAlternative form of in; Alternative form of and;...
5Old Englishondand
6Old Englishandand; even; also
7Proto-Germanicandiin addition, furthermore, and
8Proto-Indo-Europeanh₂éntiopposite; near; in front
9Proto-Indo-Europeanh₂éntsforehead; front
10Proto-Indo-Europeanh₂ent-face; forehead; front
11Proto-Indo-Europeanh₂en-on, onto

via English live

StepLanguageWordMeaning
1EnglishliveTo be alive; to have life; To have permanent...
2English-enDenotes the past participle form when attached to...
3Middle English-enDenotes the past participle form when attached to...
4Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
5Old Norse-innUsed to create adjectives from nouns, meaning...
6Proto-Norse-īna-
7Proto-Germanic-īnaz-en
8Proto-Indo-European-iHnosCreates adjectives of materials
9Proto-Indo-European-no-adjectival suffix

Words derived from “live rock

Every word from Proto-Indo-European h₂en-