intershell

English

Etymology tree

Proto-Indo-European *h₁én

Proto-Indo-European *-tér

Proto-Indo-European *h₁n̥tér

Proto-Italic *n̥ter

Latin inter

Latin inter-bor.

English inter-

Proto-Indo-European *(s)kelH-

Proto-Indo-European *skol-yeh₂

Proto-Germanic *skaljō

Proto-West Germanic *skallju

Old English sċiell

Middle English schelle

English shell

English intershell

From inter- + shell.

intershell (not comparable)

(physics) Between shells.
- 2007 September 21, Phil Szuromi, “Chemistry: Bigger with Platinum”, in Science 317, published 1651:
  "This cluster is unusual in that its outermost shell has fewer atoms than the underlying shell, and CO ligands bridge intershell metal atoms."

intershell (plural intershells)

(astronomy) The layer between two stellar shells, particularly between the hydrogen and helium shells.
- 1981, A. Renzini, “Evolutionary Effects of Mass Loss in Low-Mass Stars”, in Effects of Mass Loss on Stellar Evolution‎^[1], →ISBN, page 332:
  "In this inner portion of the intershell 13C and N are totally absent, but there is some 16O."