What's the difference between touch and trace?

Touch


Definition:

  • (v. t.) To come in contact with; to hit or strike lightly against; to extend the hand, foot, or the like, so as to reach or rest on.
  • (v. t.) To perceive by the sense of feeling.
  • (v. t.) To come to; to reach; to attain to.
  • (v. t.) To try; to prove, as with a touchstone.
  • (v. t.) To relate to; to concern; to affect.
  • (v. t.) To handle, speak of, or deal with; to treat of.
  • (v. t.) To meddle or interfere with; as, I have not touched the books.
  • (v. t.) To affect the senses or the sensibility of; to move; to melt; to soften.
  • (v. t.) To mark or delineate with touches; to add a slight stroke to with the pencil or brush.
  • (v. t.) To infect; to affect slightly.
  • (v. t.) To make an impression on; to have effect upon.
  • (v. t.) To strike; to manipulate; to play on; as, to touch an instrument of music.
  • (v. t.) To perform, as a tune; to play.
  • (v. t.) To influence by impulse; to impel forcibly.
  • (v. t.) To harm, afflict, or distress.
  • (v. t.) To affect with insanity, especially in a slight degree; to make partially insane; -- rarely used except in the past participle.
  • (v. t.) To be tangent to. See Tangent, a.
  • (a.) To lay a hand upon for curing disease.
  • (v. i.) To be in contact; to be in a state of junction, so that no space is between; as, two spheres touch only at points.
  • (v. i.) To fasten; to take effect; to make impression.
  • (v. i.) To treat anything in discourse, especially in a slight or casual manner; -- often with on or upon.
  • (v. i.) To be brought, as a sail, so close to the wind that its weather leech shakes.
  • (v.) The act of touching, or the state of being touched; contact.
  • (v.) The sense by which pressure or traction exerted on the skin is recognized; the sense by which the properties of bodies are determined by contact; the tactile sense. See Tactile sense, under Tactile.
  • (v.) Act or power of exciting emotion.
  • (v.) An emotion or affection.
  • (v.) Personal reference or application.
  • (v.) A stroke; as, a touch of raillery; a satiric touch; hence, animadversion; censure; reproof.
  • (v.) A single stroke on a drawing or a picture.
  • (v.) Feature; lineament; trait.
  • (v.) The act of the hand on a musical instrument; bence, in the plural, musical notes.
  • (v.) A small quantity intermixed; a little; a dash.
  • (v.) A hint; a suggestion; slight notice.
  • (v.) A slight and brief essay.
  • (v.) A touchstone; hence, stone of the sort used for touchstone.
  • (v.) Hence, examination or trial by some decisive standard; test; proof; tried quality.
  • (v.) The particular or characteristic mode of action, or the resistance of the keys of an instrument to the fingers; as, a heavy touch, or a light touch; also, the manner of touching, striking, or pressing the keys of a piano; as, a legato touch; a staccato touch.
  • (v.) The broadest part of a plank worked top and but (see Top and but, under Top, n.), or of one worked anchor-stock fashion (that is, tapered from the middle to both ends); also, the angles of the stern timbers at the counters.
  • (n.) That part of the field which is beyond the line of flags on either side.
  • (n.) A boys' game; tag.

Example Sentences:

  • (1) On 9 January 2002, a few hours after Blair became the first western leader to visit Afghanistan's new post-Taliban leader, Hamid Karzai, an aircraft carrying the first group of MI5 interrogators touched down at Bagram airfield, 32 miles north of Kabul.
  • (2) He was very touched that President Nicolas Sarkozy came out to the airport to meet us, even after Madiba retired.
  • (3) Considerate touches includes the free use of cruiser bicycles (the best method of tackling the Palm Springs main drag), home-baked cookies … and if you'd like to get married, ask the manager: he's a minister.
  • (4) At first it looked as though the winger might have shown too much of the ball to the defence, yet he managed to gain a crucial last touch to nudge it past Phil Jones and into the path of Jerome, who slipped Chris Smalling’s attempt at a covering tackle and held off Michael Carrick’s challenge to place a shot past an exposed De Gea.
  • (5) Gove, who touched on no fewer than 11 policy areas, made his remarks in the annual Keith Joseph memorial lecture organised by the Centre for Policy Studies, the Thatcherite thinktank that was the intellectual powerhouse behind her government.
  • (6) In 120 consecutive patients who had colonic roentgenologic examination and no depressive sign, two had coccygeal and muscular pain at rectal touch.
  • (7) The Tories were seen as out of touch and for the few.
  • (8) Domino’s had been in touch with Driscoll on Thursday morning and was “working to make it up to him ... and to ensure he is not out of pocket for any expenses incurred”.
  • (9) A growing educated middle class is losing touch with apartheid history and seeking alternatives.
  • (10) Single cells in pairs or clusters of touching cells in each exposure group were examined with FRAP.
  • (11) Conroy, out at the ovarian cancer event we’ve already touched on, was unrepentent as he was chased down the corridor by reporters.
  • (12) "For tax evaders, she should turn to Pasok and New Democracy to explain to her why they haven't touched the big money and have been chasing the simple worker for two years."
  • (13) I tweet, check Facebook, chat with friends, keep in touch with colleagues, check in using Foursquare, use it to check work emails from home and organise notes using Evernote.
  • (14) 1-1 2.15am GMT 48 mins Giles Barnes is down again, turning his ankle under a challenge (but not actually touched by the tackle).
  • (15) It is concluded that chronic peripheral nerve section affects the anatomical and physiological mechanisms underlying the formation of light touch receptive fields of dorsal horn neurons in the lumbosacral cord of the adult cat, but that the resulting reorganization of receptive fields is spatially restricted.
  • (16) When the plane bringing his friend in touched down, they were greeted with a recorded welcome from the Queen telling them that they had now arrived in a safe country.
  • (17) We analyzed the trophoblast subpopulations which appear on touch smears of chorionic villi morphologically and immunohistochemically, using the uterine contents of 37 cases of induced abortion.
  • (18) Bill Clinton (@billclinton) Just touched down in Africa with @ChelseaClinton .
  • (19) Right now I think the discussion is not honest and practical, it is hysterical and political.” In contrast to the IOC, which did not contact McLaren, he said the International Paralympic Committee had been in close touch as it decides on whether to ban the Russian team.
  • (20) Rat pups from 12 litters were handled daily, once every three days, or never touched between postnatal Days 5 and 20.

Trace


Definition:

  • (n.) One of two straps, chains, or ropes of a harness, extending from the collar or breastplate to a whiffletree attached to a vehicle or thing to be drawn; a tug.
  • (v. t.) A mark left by anything passing; a track; a path; a course; a footprint; a vestige; as, the trace of a carriage or sled; the trace of a deer; a sinuous trace.
  • (v. t.) A very small quantity of an element or compound in a given substance, especially when so small that the amount is not quantitatively determined in an analysis; -- hence, in stating an analysis, often contracted to tr.
  • (v. t.) A mark, impression, or visible appearance of anything left when the thing itself no longer exists; remains; token; vestige.
  • (v. t.) The intersection of a plane of projection, or an original plane, with a coordinate plane.
  • (v. t.) The ground plan of a work or works.
  • (v. t.) To mark out; to draw or delineate with marks; especially, to copy, as a drawing or engraving, by following the lines and marking them on a sheet superimposed, through which they appear; as, to trace a figure or an outline; a traced drawing.
  • (v. t.) To follow by some mark that has been left by a person or thing which has preceded; to follow by footsteps, tracks, or tokens.
  • (v. t.) Hence, to follow the trace or track of.
  • (v. t.) To copy; to imitate.
  • (v. t.) To walk over; to pass through; to traverse.
  • (v. i.) To walk; to go; to travel.

Example Sentences:

  • (1) Glyceryl p-aminobenzoate and amyl p-dimethyl-aminobenzoate were labeled on 1 and 3 sunscreens, respectively, but glyceryl p-aminobenzoate was not found in any of them and only traces of amyl p-dimethylaminobenzoate were found in 1 sunscreen.
  • (2) Throughout the entire cultivation cytidyl derivatives occurred in trace quantities.
  • (3) persisted and was more abnormal in 23% of the cases including specific tracings in 37%.
  • (4) Traces of the sulphoxide of butylmercapturic acid have been found in rat urine but not in rabbit urine.
  • (5) No 7 beta-hydroxysteroid dehydrogenase activity and only a trace of 7 alpha-hydroxysteroid dehydrogenase activity could be demonstrated when bile acid was deleted from the growth medium.
  • (6) Silicon, a relatively unknown trace element in nutritional research, has been uniquely localized in active calcification sites in young bone.
  • (7) Although various micronutrients (vitamins and trace elements) have also been found to have either a positive or negative association, findings were more clear-cut for the different food items contributing the micronutrients than for the specific micronutrients themselves.
  • (8) Methods used in tracing and improving cooperation of subjects are described.
  • (9) Her black persona unravelled this week when Ruthanne and Larry Dolezal, a couple named on her Montana birth certificate as her biological parents, told Spokane’s KREM 2 News that her ancestry was German and Czech, with traces of Native American.
  • (10) they are shown to inhibit in vitro the release of iron from acidified host cell cytosol, consisting mostly of hemoglobin, a process that could provide this trace element to the parasite.
  • (11) Thus, the carotid pulse tracing provides an accurate reproduction of the morphology of the pressure tracing recorded from the ascending aorta, and when calibrated by peripheral blood pressure measurement, it can be used to calculate LV pressure throughout ejection.
  • (12) Mutant C grew anaerobically in the light, whereas mutant G1 was light sensitive and produced only trace amounts of bacteriochlorophyll a (0.6 mumole per ml of protein).
  • (13) The effect was shown to be due to caldesmon and not to a trace contaminant by its full reversibility after addition of a monospecific caldesmon antibody.
  • (14) Of 15 organochlorine compounds analyzed, trace amounts mainly of p,p-DDE and polychlorinated biphenyls (PCBs) were detected, but could not be quantitated.
  • (15) Fifty physiologically characterized units were injected with horseradish peroxidase (HRP) or Lucifer yellow CH (LY) and their processes were traced to the crista.
  • (16) Polysomnography has revealed that this drug has several interesting qualities that benzodiazepines do not possess: stages 3-4 increase, stage 2 is unchanged or slightly reduced and no abnormal changes are detected on the EEG tracing.
  • (17) We find that the labelled cell has a myelinated axon, but that the axon loses its myelin within 50 microns of the soma and has not yet been traced further.
  • (18) He is likely to propose increased funding of plant disease experts, the stepping up of surveillance at ports of entry and a Europe-wide "plant passport" system to trace the origins of all plants coming into Britain.
  • (19) In addition, the postulated personality for PD may predispose to hard work, perspiration, and increased exposure to putative trace elements in the water supply.
  • (20) The voltage trace is then analysed with a piece of transparent paper, on which lines corresponding to solutions of the diffusion equation convert the time axis of the voltage trace into a concentration axis.