Fluorescein
[floo-res-ee-in, flaw-, floh-] /flʊˈrɛs i ɪn, flɔ-, floʊ-/
noun, Chemistry.
1.
an orange-red, crystalline, water-insoluble solid, C 20 H 12 O 5 , that in alkaline solutions produces an orange color and an intense green fluorescence: used to trace subterranean waters and in dyes.
/ˌflʊəˈrɛsɪɪn/
noun
1.
an orange-red crystalline compound that in aqueous solution exhibits a greenish-yellow fluorescence in reflected light and is reddish-orange in transmitted light: used as a marker in sea water and as an indicator. Formula: C20H12O5
fluorescein fluo·res·ce·in (flu-rěs’ē-ĭn, flô-)
n.
An orange-red compound that exhibits intense fluorescence in alkaline solution and is used in ophthalmology to reveal corneal lesions.
fluorescein
(fl-rěs’ē-ĭn, flô-)
An orange-red crystalline compound that exhibits intense fluorescence in alkaline solution. It is used in medicine for diagnostic purposes, in oceanography as a tracer, and as a textile dye. Chemical formula: C20H12O5.
Read Also:
- Fluorescence-activated cell sorter
[floo-res-uh ns ak-ti-vey-tid, flaw-, floh-] /flʊˈrɛs əns ˌæk tɪˌveɪ tɪd, flɔ-, floʊ-/ noun 1. .
- Fluorescent
[floo-res-uh nt, flaw-, floh-] /flʊˈrɛs ənt, flɔ-, floʊ-/ adjective 1. possessing the property of ; exhibiting . 2. strikingly bright, vivid, or glowing: plastic toys in fluorescent colors. noun 3. a lighting fixture that utilizes a . /ˌflʊəˈrɛsənt/ adjective 1. exhibiting or having the property of fluorescence adj. 1853, from fluor- + -escent (see fluorescence). […]
- Fluorescent antibody technique
fluorescent antibody technique n. Either of two techniques used to test for antigen with a fluorescent antibody: direct, in which immunoglobulin conjugated with a fluorescent dye is added to tissue and combines with a specific antigen; or indirect, in which unlabeled immunoglobulin is added to tissue and combines with a specific antigen, after which the […]
- Fluorescent-lamp
noun 1. a tubular electric discharge lamp in which light is produced by the fluorescence of phosphors coating the inside of the tube. noun 1. a type of lamp in which an electrical gas discharge is maintained in a tube with a thin layer of phosphor on its inside surface. The gas, which is often […]
- Fluorescent microscope
fluorescent microscope n. A microscope fitted with a source of ultraviolet radiation to aid in the detection and examination of fluorescent specimens.