doublet


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Related to doublet: doublet antenna, doublet flow

doub·let

(dŭb'let),
1. A combination of two lenses designed to correct a chromatic and spheric aberration.
2. Synonym(s): dipole
3. Any sequence of two nucleotides in a polynucleotide strand.
4. A closely spaced pair of peaks or lines in a spectrum.

doub·let

(dŭb'lĕt)
1. A combination of two lenses designed to correct chromatic and spheric aberration.
2. Synonym(s): dipole.
3. Any sequence of two nucleotides in a polynucleotide strand.
4. A closely spaced pair of peaks or lines in a spectrum.
5. Text repeated in a printed document.

doublet

A combination of two lenses usually cemented to each other used to correct chromatic aberration. Typically it consists of a positive crown lens and a negative flint lens. See achromatizing lens; triplet.
References in periodicals archive ?
Primary goals To determine activity of VAL-083 in NSCLC patients who have failed standard platinum doublet therapy, as assessed by disease control rate, defined as objective response rate, complete (CR) and partial (PR) response rates, and stable disease (SD) in order to provide guidance to treating physicians under the context of VAL-083's current approval in China.
We were really looking forward to the coat and doublet returning to us", said Julie Hawthorn, house and collections manager at Seaton Delaval Hall.
So far, 65 people have been arrested as part of Operation Doublet and the investigation continues.
She speculated that children with doublets may have higher airway resistance, which "might be why the population of children with autism spectrum disorder are not truly athletic people.
The sodium (Na I) doublet was later discovered in 1919 toward Delta Orionis and Beta Scorpii.
When the separating distance between two material points of suitable attributes is small, they trap each other to make a doublet particle.
Roch was real or a mere hagiographical doublet of a much more ancient saint, Racho of Autun, as some histories claim.
Word reaches Stud Marks that Lerner, accompanied by a small American entourage and two children, went for lunch at the Dog & Doublet.
From this analysis the main survival advantage comes from the triple combination of cisplatin, epirubicin and 5-FU (ECF) compared to doublet cisplatin and 5-FU.
ON the mock Tudors there's a head count to rival Big Brother as Jonathan Rhys Meyers's ripe young Henry VIII crops his court at the neck as fast as he can whip off his doublet and hose for the ladies who are caught in action more often that they are in waiting.
The ESR spectra of all the sample shows six doublet line form ([Mn.
After 10 years he was promoted to head porter and since then has turned up for work every day in his costume of doublet and hose.