(n.) The act, art, or practice of engraving by means of acid which eats away lines or surfaces left unprotected in metal, glass, or the like. See Etch, v. t.
(v. t.) A design carried out by means of the above process; a pattern on metal, glass, etc., produced by etching.
(v. t.) An impression on paper, parchment, or other material, taken in ink from an etched plate.
Example Sentences:
(1) After permeabilization, with attendant partial extraction, the preparation can be fixed, then viewed by either deep-etch replication, or by high-resolution scanning electron microscopy, with structure of interest revealed in deep view.
(2) The freeze-etch technique was used to study the morphology of Treponema refringens (Nichols).
(3) A thorough dental prophylaxis before acid-etching of enamel is often recommended.
(4) The results of the rapid-freeze and deep-etch procedure showed that the ridges observed by the surface replica method consisted of linear arrangements of elliptical particles on the ES face of the plasma membrane.
(5) All the summer deals in graphical, Etch-a-sketch form .
(6) When either predictability or bond strength was considered independently, several bracket systems, coupled with a particular etch time, had either high predictability or high bond strength.
(7) This demineralization was similar to enamel acid etched with 50% phosphoric acid for 2 mn.
(8) This study evaluated the bond strength between glass ionomer cements and laser-etched dentin.
(9) Acid etching smooths and cleans the dentinal surface.
(10) Examination of apposed replicas and deep-etched specimens indicated that at least some of the IMPs extend through the T. pallidum outer membrane and are exposed on the surface of the organism.
(11) Isolated appressed chloroplast membranes, highly enriched in photosystem II (PSII) activity, were examined by freeze-etch electron microscopy.
(12) The technique of freeze-etching for electron microscopy applied to isolated islets of Langerhans has permitted a successful evaluation of emiocytotic events on the cell surface.
(13) The tensile bond strengths of the bonding resin to the etched enamel surfaces were not significantly different.
(14) The etched porcelain laminate veneer is a new conservative treatment that offers a solution to fractured, discolored, and worn anterior teeth.
(15) SEM and TEM examinations suggested that dentinal collagen exposed by the etching but not entangled and impregnated by poly (4-META-co-MMA) easily deteriorated by water during the longer immersion.
(16) The performance of a commercial double-propane-jet freezer (Balzers QFD 101) has been assessed, for rapid freezing of fresh tissues in freeze-etch work.
(17) The purpose of this in vitro study was to determine the tensile bond strengths (TBS) of several orthodontic bonding systems and orthodontic brackets to enamel surfaces exposed to different etching procedures.
(18) We find that freeze-drying is the most reliable and easy method for molecules that withstand distilled water; freeze-etching can be successfully applied to transmembrane proteins (even in the presence of detergents or salt); the glycerol-spray technique provides an excellent alternative to the cryotechniques in particular for studies of single linear molecules.
(19) After acid etching, filtration produced a 32-fold increase in permeation.
(20) On the corresponding PF face of the plasma membrane, linear arrangements of the intramembrane particles (IMPs) of about 8 nm in diameter were observed by both the deep-etch and freeze-fracture methods.
Fetching
Definition:
(p. pr. & vb. n.) of Fetch
Example Sentences:
(1) Nationalisation of a travel agency sounds far-fetched, but has a historical precedent.
(2) Jeb Bush, Chris Christie, Mike Huckabee, Bobby Jindal, Rand Paul, Rick Perry, and Paul Ryan are all not so far-fetched names for a run in 2016.
(3) So yes, it might sound far-fetched, the sort of proposal that lends itself to endless satire from the triumphalist neoliberal right.
(4) We will all be martyred in this fight.” Attempted coup in Turkey: what we know so far Read more He sent his bodyguard to fetch his personal gun.
(5) Like the rest of Katine, the medical staff have to fetch their water in jerry cans from a nearby borehole.
(6) Royal Mail has put its former south London mail centre at Nine Elms up for sale, which analysts estimate could fetch up to £662m.
(7) For example, a council home in south London could easily fetch £500,000 on an open market valuation.
(8) It is an optimistic but not completely far-fetched vision.
(9) Girls continue to fetch polluted water from muddy puddles and rivers, walking past broken hand-pumps and schools they would be attending if they had the time.
(10) The letter will go on sale at Bloomsbury Auctions in Mayfair on Thursday and is expected to fetch up to £8,000.
(11) It is no longer far-fetched to consider a former host of the reality TV show The Apprentice occupying the White House.
(12) Competitiveness demands flexibility, choice and openness – or Europe will fetch up in a no-man's land between the rising economies of Asia and market-driven North America.
(13) Maybe: as long as “Panchito” continues to push the messages that are strike a chord with US Latino Catholics, it is not far-fetched to say that this 21 st century pope could go down as the most transformative leader the Church and its faithful in the Americas have ever seen.
(14) For a start, the idea that George Osborne would increase the tax threshold simply to play footsie with Nick Clegg is far-fetched.
(15) Analysis of data revealed that 70% of students wash and fetch water in the streams and ponds for domestic purposes.
(16) The story of a secret tunnel between Rich's office and the Glashof restaurant may be far fetched, but Lang says that during the day he refused to leave his office without a cordon of Mossad-trained bodyguards, and during the evening on the ride back to Baar he insisted on a tail car to accompany his Mercedes.
(17) Artistic comparisons with Joseph Brodsky are far-fetched .
(18) One reporter watched astonished as the president went off to fetch biscuits.
(19) Surely there must be some hilarious anecdotes from those days when he was fetching beef sandwiches for Brian Johnston?
(20) By 2005 he was the highest paid painter in India with his work easily fetching $1m (£538,000).