Word Meanings - PNEUMOSKELETON - Book Publishers vocabulary database

A chitinous structure which supports the gill in some invertebrates.

WHICHEVER; WHICHSOEVER
Whether one or another; whether one or the other; which; that one which; as, whichever road you take, it will lead you to town.
WHICH
the root of hwa who + lic body; hence properly, of what sort or kind; akin to OS. hwilik which, OFries. hwelik, D. welk, G. welch, OHG. welih, hwelih, Icel. hvilikr, Dan. & Sw. hvilken, Goth. hwileiks, 1. Of what sort or kind; what; what a; who.
STRUCTURE
Manner of organization; the arrangement of the different tissues or parts of animal and vegetable organisms; as, organic structure, or the structure of animals and plants; cellular structure. 5. That which is built; a building; esp., a building
STRUCTURELESS
Without a definite structure, or arrangement of parts; without organization; devoid of cells; homogeneous; as, a structureless membrane.
CHITINOUS
Having the nature of chitin; consisting of, or containing, chitin.
STRUCTURED
Having a definite organic structure; showing differentiation of parts. The passage from a structureless state to a structured state is itself a vital process. H. Spencer.
SUPERSTRUCTURE
all that part of a building above the basement. Also used figuratively. You have added to your natural endowments the superstructure of study. Dryden. (more info) 1. Any material structure or edifice built on something else; that which is raised
SUBSTRUCTURE
See GROUNDWORK
CONSTRUCTURE
That which is constructed or formed; an edifice; a fabric.