from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Lacking a backbone or spinal column; not vertebrate.
- adj. Of or relating to invertebrates: invertebrate zoology.
- n. An animal, such as an insect or mollusk, that lacks a backbone or spinal column.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An animal without vertebrae, i.e. backbone.
- adj. Lacking a backbone.
from the GNU version of the Collaborative International Dictionary of English
- adj. Destitute of a backbone; having no vertebræ; of or pertaining to the Invertebrata.
from The Century Dictionary and Cyclopedia
- Not vertebrate; having no backbone; specifically, of or pertaining to the Invertebrata. Also invertebral, invertebrated.
- Figuratively, flaccid, as if from lack of a backbone; wanting strength, firmness, or consistency; weak; nerveless.
- n. An invertebrated animal; any one of the Invertebrata.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any animal lacking a backbone or notochord; the term is not used as a scientific classification
- adj. lacking a backbone or spinal column
Sorry, no etymologies found.
Nosema fungus that researchers had previously suspected, and a DNA-virus called invertebrate iridescent virus (IIV).
When the Army software, owned by DHS, was turned on the bee remains, it detected not only the fungus, but also a virus known as the invertebrate iridescent virus (IIV).
We'll leave it up to France's budding etymologist to decide whether his maneuvering should be labeled "invertebrate" or "spineless."
To use Bruce Fein's word, let's don't be "invertebrate" about it.
Puget Sound is home to the world's largest octopus, the giant Pacific octopus, which is also the world's largest invertebrate, meaning it has no bones.
Such ancient grassland might have 30 species of plant in a single square metre and innumerable invertebrate animals which have supported such remarkable birds as the stone curlew and many skylarks.
The endemic fauna includes 115 indigenous, 24 introduced vertebrate, and 2,000 invertebrate species.
All these defences have kept this specimen completely untouched by summer's relentless vegetarian armies, invertebrate and mammalian, that might otherwise want to take the plant's nutrients.
The pilings are covered with plumose anemones, invertebrate filter feeders.
This invertebrate response is of a piece with this administration's entire worldview.