Dictionary » H » Hollow

Hollow

Hollow

1. A cavity, natural or artificial; an unfilled space within anything; a hole, a cavern; an excavation; as the hollow of the hand or of a tree.

2. A low spot surrounded by elevations; a depressed part of a surface; a concavity; a channel. Forests grew upon the barren hollows. (Prior) I hate the dreadful hollow behind the little wood. (Tennyson)

1. Having an empty space or cavity, natural or artificial, within a solid substance; not solid; excavated in the interior; as, a hollow tree; a hollow sphere. Hollow with boards shalt thou make it. (ex. Xxvii. 8)

2. Depressed; concave; gaunt; sunken. With hollow eye and wrinkled brow. (Shak)

3. Reverberated from a cavity, or resembling such a sound; deep; muffled; as, a hollow roar.

4. Not sincere or faithful; false; deceitful; not sound; as, a hollow heart; a hollow friend. Hollow newel, a pier of stone or brick made behind the lock gates of a canal, and containing a hollow or recess to receive the ends of the gates. Hollow root.

(Science: botany) see moschatel. Hollow square. See square. Hollow ware, hollow vessels; a trade name for cast-iron kitchen utensils, earthenware, etc.

Synonym: concave, sunken, low, vacant, empty, void, false, faithless, deceitful, treacherous.

Origin: oe. Holow, holgh, holf, as. Holh a hollow, hole. Cf. Hole.


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any clues what this is, please?

hi, thanks for those thoughts - I think a tooth can be ruled out, though it sure looks like one, because it's light and hollow and just not tooth material. An air bladder - had to look this up on Wiki, but I'd imagine it would have soft flexible walls? this thing hasn't collapsed out ...

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by fishwish
Wed Jun 13, 2012 2:36 am
 
Forum: Zoology Discussion
Topic: any clues what this is, please?
Replies: 7
Views: 1791

any clues what this is, please?

friend found this on the beach here in Australia. It smells fishy - literally. it's light and seems hollow. any clues?

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by fishwish
Tue Jun 12, 2012 10:51 am
 
Forum: Zoology Discussion
Topic: any clues what this is, please?
Replies: 7
Views: 1791

Evolution of the Face and Head

... mammals are deuterostoma (mouth second) and insects protostoma (mouth first): when the embryo develops from a solid ball into a blastula (a hollow sphere) into gastrula a hollow sphere with an opening), the first opening becomes the mouth in protostoma, but the anus in deuterostoma. So after ...

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by stauffie
Mon May 07, 2012 12:42 am
 
Forum: Evolution
Topic: Evolution of the Face and Head
Replies: 4
Views: 1678

Multicellular prokaryote

This is what wiki says: Cyanobacteria include unicellular and colonial species. Colonies may form filaments, sheets or even hollow balls. Some filamentous colonies show the ability to differentiate into several different cell types: vegetative cells, the normal, photosynthetic cells ...

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by Adz795
Sat Jan 07, 2012 7:59 am
 
Forum: Microbiology
Topic: Multicellular prokaryote
Replies: 18
Views: 7560

Membrane proteins

... trying to find information of a hypothetical membrane protein, basically to see if something like it does actually exists. The protein would be a hollow capsule containing a tethered polymer chain inside, that is released, for example to anchor to a substrate or for recognition purposes. I would ...

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by poroto
Wed Mar 09, 2011 12:51 pm
 
Forum: Cell Biology
Topic: Membrane proteins
Replies: 4
Views: 1968
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