fluid

(redirected from crevicular fluid)
Also found in: Dictionary, Thesaurus, Medical.
Related to crevicular fluid: crevicular epithelium, Gingival Crevicular Fluid

fluid,

any substance that is able to flow. Of the four states of matterstates of matter,
forms of matter differing in several properties because of differences in the motions and forces of the molecules (or atoms, ions, or elementary particles) of which they are composed.
..... Click the link for more information.
, only a solidsolid,
one of the three commonly recognized states in which matter occurs, i.e., that state, as distinguished from liquid and gas, in which a substance has both a definite shape and a definite volume.
..... Click the link for more information.
 is not a fluid, since it has a definite shape that is not readily changed. Any liquidliquid,
one of the three commonly recognized states in which matter occurs, i.e., that state, as distinguished from solid and gas, in which a substance has a definite volume but no definite shape.
..... Click the link for more information.
, gasgas,
in physics, one of the three commonly recognized states of matter, the other two being solid and liquid. A substance in the gaseous state has neither definite shape nor definite volume. Like liquids, gases are fluids and assume the shape of their containers.
..... Click the link for more information.
, or plasmaplasma,
in physics, fully ionized gas of low density, containing approximately equal numbers of positive and negative ions (see electron and ion). It is electrically conductive and is affected by magnetic fields.
..... Click the link for more information.
 is classed as a fluid.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/

fluid

[′flü·əd]
(physics)
An aggregate of matter in which the molecules are able to flow past each other without limit and without fracture planes forming.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

fluid

1. a substance, such as a liquid or gas, that can flow, has no fixed shape, and offers little resistance to an external stress
2. capable of flowing and easily changing shape
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Gingival crevicular fluid is a serum exudate that originates from the periodontal sulcus or pocket and is regarded as a promising biological fluid for the detection of periodontal disease.
Kitamura et al., "Useful immunochromatographic assay of calprotectin in gingival crevicular fluid for diagnosis of diseased sites in patients with periodontal diseases," Journal of Periodontology, vol.
Figueredo, "Cytokines expression in saliva and peri-implant crevicular fluid of patients with periimplant disease," Clinical Oral Implants Research, vol.
Gingival Crevicular Fluid. The potential of HCV antigens and antibodies to be present in GCF has also been studied.
The purpose of this review is to identify the biochemical markers present in the gingival crevicular fluid and their relevance to identify the growth phase and as well analyze the expression of the biomarkers during the orthodontic movement in children and young subjects.
Measurement of gp130 cytokines oncostatin M and IL-6 in gingival crevicular fluid of patients with chronic periodontitis.
Biochemical studies on gingival crevicular fluid revealed a reduction in inflammatory markers in the probiotic group.
[3] Tannerela forsythia, Porphyromonas gingivalis, Treponema denticola, and Aggregatibacter actinomycetemcomitans found within the peri-implant sulcus were related to the peri-implant crevicular fluid volume.
reuteri-containing chewing gum in 42 healthy patients and assessed its effects on crevicular fluid volume, cytokine (interleukin-1[beta], interleukin-6, interleukin-10, and TNF-[alpha]) levels, and bleeding on probing.
The level of cathepsin L in gingival crevicular fluid during orthodontic tooth movement and effect of tension-force on cathepsin L activity from periodontal ligament cells.