What's the difference between before and prefix?

Before


Definition:

  • (prep.) In front of; preceding in space; ahead of; as, to stand before the fire; before the house.
  • (prep.) Preceding in time; earlier than; previously to; anterior to the time when; -- sometimes with the additional idea of purpose; in order that.
  • (prep.) An advance of; farther onward, in place or time.
  • (prep.) Prior or preceding in dignity, order, rank, right, or worth; rather than.
  • (prep.) In presence or sight of; face to face with; facing.
  • (prep.) Under the cognizance or jurisdiction of.
  • (prep.) Open for; free of access to; in the power of.
  • (adv.) On the fore part; in front, or in the direction of the front; -- opposed to in the rear.
  • (adv.) In advance.
  • (adv.) In time past; previously; already.
  • (adv.) Earlier; sooner than; until then.

Example Sentences:

Prefix


Definition:

  • (v. t.) To put or fix before, or at the beginning of, another thing; as, to prefix a syllable to a word, or a condition to an agreement.
  • (v. t.) To set or appoint beforehand; to settle or establish antecedently.
  • (n.) That which is prefixed; esp., one or more letters or syllables combined or united with the beginning of a word to modify its signification; as, pre- in prefix, con- in conjure.

Example Sentences:

  • (1) The present studies were performed to determine if the omission of prefixation would provide a better method for localizing adenylate cyclase in cardiac muscle.
  • (2) Close correspondence was found between the two eyes with respect to both prefixation tonic level and magnitude of tonic after-effect.
  • (3) In rigor control, crossbridges were most regular in muscles that were stabilized before freezing by prefixation in glutaraldehyde followed by 'hardening' with neutralized tannic acid, so all nucleotide treatments were terminated by such fixation.
  • (4) The difference in adhesivity between intact and stimulated PEC can be abolished by glutaraldehyde prefixation.
  • (5) Prolongation of the prefixation and increasing the pH of the incubation medium increased the staining intensity of the secondary granules and decreased the staining intensity of the primary granules.
  • (6) The frontal basal cisterns could not be filled sufficiently with the contrast agent due to haematoma and a prefixed chiasm accompanied by arachnoid adhesions in two cases.
  • (7) Prefixation digestions of epidermal sheets with chondroitinase ABC.
  • (8) When most utterances were long enough to include pronominal prefixes as well as roots, morphological structure was apparently discovered.
  • (9) Prefixed virus was round with peak diameters of 141 and 130 nm, respectively, in phosphotungstate, and 148 and 117 nm, respectively, in uranyl acetate.
  • (10) The retrochiasmal location of a tumour and the presence of a prefixed chiasm pose a major difficulty in total excision of craniopharyngiomas.
  • (11) After filipin incubation of prefixed vibratome slices, filipin-cholesterol complexes appeared as 20-30 proturberances and pits on P- and E-faces.
  • (12) Randomly distributed alpha-mannan was detected by scanning electron microscopy at the surface of prefixed protoplasts using colloidal gold labelled with Concanavalin A as a marker.
  • (13) Exposure to TPA or the use of a hyperosmolal prefixative vehicle both yielded higher DC numbers than did controls or conventional prefixative vehicles, respectively.
  • (14) On the resulting radiographs some prefixed distances were measured.
  • (15) While these machinations have been taking place behind the scenes, chief executive David Abraham has masterminded a rolling rebrand that has seen the company's 10 channels gradually drop the UKTV prefix on-screen in favour of attention-seeking one-word names.
  • (16) Prefixation in glutaraldehyde had little effect on vesicle sensitivity to subsequent tonicity change, not did the fixative per se exert an obvious osmotic effect.
  • (17) The possible relation with prefixation flow heterogeneity in the vasodilated preparation is discussed.
  • (18) After prefixation with hyperosmolal vehicles, however, TPA treatment did not induce higher DC yield than in a control series.
  • (19) After prefixation in formaldehyde, samples were immunostained with poly- or monoclonal antibodies to desmin or vimentin, and indirectly tagged with colloidal gold probes by the biotin-streptavidin method.
  • (20) The results confirm that 3T3 cells contain aggregated intramembranous particles and that native SV3T3 cells do not, regardless of whether cells are prepared in glycerol, sucrose, tissue culture medium or following prefixation in paraformaldehyde.