What's the difference between onto and over?

Onto


Definition:

  • (prep.) On the top of; upon; on. See On to, under On, prep.

Example Sentences:

  • (1) We have measured the antibody specificities to the two polysaccharides in sera from asymptomatic group C meningococcal carriers and vaccinated adults by a new enzyme-linked immunosorbent assay (ELISA) procedure using methylated human serum albumin for coating the group C polysaccharide onto microtiter plates.
  • (2) The polymerization of dATP, dCTP, and dGTP onto the defined length initiator, d(pA)10, has been carried out in four buffers.
  • (3) Ultrastructual analysis indicated that the majority of the microtubules assembled predominantly from the pericentriolar material but also onto the centrioles.
  • (4) Since only a few of these medium sized terminals in any one cluster degenerate after tectal lesions, and none degenerate after cortical lesions, it is suggested that the morphological arrangement of these clusters may permit the convergence of axons from several sources, some of which are unidentified, onto the same dendritic segment.
  • (5) The new technique, Surface Immune Precipitation (SIP), entails the application of an antigen sample droplet directly onto the surface of a gel containing antibody, the gel being supported by a reflecting substrate.
  • (6) Alveolar macrophages (greater than 97% esterase positive) were isolated form bronchoalveolar lavage fluids by adherence onto plastic.
  • (7) By using various colors, it is possible to tattoo a nipple-areola complex onto the breast that will have an illusion of projection.
  • (8) The average repetitive yields and initial coupling of proteins spotted or blotted into PVDF membranes ranged between 84-98% and 30-108% respectively, and were comparable with the yields measured for proteins spotted onto Polybrene-coated glass fiber discs.
  • (9) Ten patients have undergone abdominal proctocolectomy with the formation of an ileal reservoir anastomosed onto the anal canal using a stapling device.
  • (10) Following its success, Littleloud created a version of the game for Apple's iPad, launched onto the App Store at Christmas.
  • (11) Strains of C. albicans differing in their abilities to secrete proteinase in vitro and to produce germ tube were inoculated onto the skin surface of newborn mice, and the invasion of the yeast cells into the horny layer was examined by histological techniques.
  • (12) Adriamycin (ADM) was absorbed onto fine particles of activated charcoal.
  • (13) In the adsorption studies, it was apparent that the originally secreted amelogenin (25 K), proline, and histidine-rich protein (2a), as well as the higher molecular weight components (60-90 K), showed a strong adsorption affinity onto the HA.
  • (14) These results indicate that, following a single painting of DNFB onto Langerhans cell-deficient skin, the numbers of Lyt2+ cells do not change significantly, but do change functionally.
  • (15) A novel type of ion exchanger was prepared by multipoint covalent binding of polystyrene chains onto the surface of porous silica followed by polymer-analogous modification of the bonded layer.
  • (16) In 25 rabbits, endometrium from the right uterine horn was transplanted onto the peritoneum (Experimental group = Group E).
  • (17) Human melanocyte cultures were established using disaggregated epidermal cell suspensions derived from foreskins and plated onto culture dishes in medium containing 2% fetal bovine serum, growth factors, hormones, and melanocyte growth factor (MGF) extracted from bovine hypothalamus (Wilkins et al., J.Cell.
  • (18) To assess the window of implantation, same age embryos were transferred onto endometrium of different maturational stages.
  • (19) Since catalase is not normally released by cells, a likely explanation for its presence in high concentrations in normal ELF is that it is released by lung inflammatory and parenchymal cells onto the epithelial surface of the lower respiratory tract during their normal turnover and collects there due to the slow turnover of ELF.
  • (20) The attachment of D-amino acids or N-methyl amino acids onto the dopamine molecule caused a marked decrease in cardiovascular activity by intravenous injection, while the introduction of lipophilic amino acids caused a marked increase in myocardial contractility and blood pressure in anesthetized dogs.

Over


Definition:

  • (prep.) Above, or higher than, in place or position, with the idea of covering; -- opposed to under; as, clouds are over our heads; the smoke rises over the city.
  • (prep.) Across; from side to side of; -- implying a passing or moving, either above the substance or thing, or on the surface of it; as, a dog leaps over a stream or a table.
  • (prep.) Upon the surface of, or the whole surface of; hither and thither upon; throughout the whole extent of; as, to wander over the earth; to walk over a field, or over a city.
  • (prep.) Above; -- implying superiority in excellence, dignity, condition, or value; as, the advantages which the Christian world has over the heathen.
  • (prep.) Above in authority or station; -- implying government, direction, care, attention, guard, responsibility, etc.; -- opposed to under.
  • (prep.) Across or during the time of; from beginning to end of; as, to keep anything over night; to keep corn over winter.
  • (prep.) Above the perpendicular height or length of, with an idea of measurement; as, the water, or the depth of water, was over his head, over his shoes.
  • (prep.) Beyond; in excess of; in addition to; more than; as, it cost over five dollars.
  • (prep.) Above, implying superiority after a contest; in spite of; notwithstanding; as, he triumphed over difficulties; the bill was passed over the veto.
  • (adv.) From one side to another; from side to side; across; crosswise; as, a board, or a tree, a foot over, i. e., a foot in diameter.
  • (adv.) From one person or place to another regarded as on the opposite side of a space or barrier; -- used with verbs of motion; as, to sail over to England; to hand over the money; to go over to the enemy.
  • (adv.) Also, with verbs of being: At, or on, the opposite side; as, the boat is over.
  • (adv.) From beginning to end; throughout the course, extent, or expanse of anything; as, to look over accounts, or a stock of goods; a dress covered over with jewels.
  • (adv.) From inside to outside, above or across the brim.
  • (adv.) Beyond a limit; hence, in excessive degree or quantity; superfluously; with repetition; as, to do the whole work over.
  • (adv.) In a manner to bring the under side to or towards the top; as, to turn (one's self) over; to roll a stone over; to turn over the leaves; to tip over a cart.
  • (adv.) At an end; beyond the limit of continuance; completed; finished.
  • (a.) Upper; covering; higher; superior; also, excessive; too much or too great; -- chiefly used in composition; as, overshoes, overcoat, over-garment, overlord, overwork, overhaste.
  • (n.) A certain number of balls (usually four) delivered successively from behind one wicket, after which the ball is bowled from behind the other wicket as many times, the fielders changing places.

Example Sentences:

Words possibly related to "onto"