What's the difference between null and speaker?

Null


Definition:

  • (a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
  • (n.) Something that has no force or meaning.
  • (n.) That which has no value; a cipher; zero.
  • (v. t.) To annul.
  • (n.) One of the beads in nulled work.

Example Sentences:

  • (1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
  • (2) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
  • (3) In this report we describe an improvement upon the design by Stanton and Lightfoot for a simple photographic null method to determine the kVp of a diagnostic region x-ray source.
  • (4) At least two (Rh null and the McLeod type) are responsible for congenital hemolytic disorders.
  • (5) (2) Sequences of brightness steps of like polarity (either increments or decrements) elicit positive and negative motion-dependent response components when mimicking motion in the cell's preferred and null direction, respectively.
  • (6) The analysis also involved statistical tests of a modified null hypothesis, the generation of confidence intervals (CIs) and a meta-analysis.
  • (7) The null potential of both responses became more and less negative with a decrease and an increase, respectively, in the extracellular potassium concentration.
  • (8) The null mutation of algR was generated in a mucoid derivative of the standard genetic strain PAO responsive to different environmental factors.
  • (9) Endoneurial fluid pressure (EFP) was recorded by an active, servo-null pressure system after a glass micropipette was inserted into rat sciatic nerve undergoing wallerian degeneration.
  • (10) In thymo-deprived mice (nude mice and B mice) the percentage of null cells increases during the stage of regeneration, and B mice develop a large number of Ig +-bearing cells.
  • (11) Alkaline phosphatase activity was elevated in the lymphocytes from T-CLL, cord blood and tonsils and the blast cells from Null-ALL.
  • (12) Analysis of ldlA cells has identified three classes of mutant alleles at the ldlA locus: null alleles, alleles that code for normally processed receptors that cannot bind LDL, and alleles that code for abnormally processed receptors.
  • (13) Putative null sup-38 mutations cause maternal-effect lethality which is rescued by a wild-type copy of the locus in the zygote.
  • (14) Null cells of patients with hypoplastic anemia did not produce erythroid colonies under any culture conditions.
  • (15) Comparison of simulated versus actual inheritance data demonstrates that the so-called null structural alleles actually produce functional globins.--The genetic controls in Peromyscus may be analogous to those in primates.
  • (16) A null zone and associated sudden phase-reversal of RSA were observed in stratum lucidum of CA3.
  • (17) When the stimulus is placed at a position approximately 80 degrees dorsal to the eye axis, there is no response; this area is called the null region.
  • (18) Northern blot analysis showed that Adh-1 mRNA was synthesized at wild-type levels in immature seeds of the null mutant, but dropped to 25% in mature seeds.
  • (19) Two tumours were null cell adenomas with PIs less than 0.1 and 0.2%.
  • (20) Thus this methodology offers the potential to study naturally occurring ADH electromorphs and null alleles independent of enzymatic activity assays.

Speaker


Definition:

  • (n.) One who speaks.
  • (n.) One who utters or pronounces a discourse; usually, one who utters a speech in public; as, the man is a good speaker, or a bad speaker.
  • (n.) One who is the mouthpiece of others; especially, one who presides over, or speaks for, a delibrative assembly, preserving order and regulating the debates; as, the Speaker of the House of Commons, originally, the mouthpiece of the House to address the king; the Speaker of a House of Representatives.
  • (n.) A book of selections for declamation.

Example Sentences:

  • (1) Significant differences between laryngectomee and nonlaryngectomee judges were found when rating alaryngeal speakers, but not when rating normal, laryngeal speakers.
  • (2) In the experiments to be reported here, computer-averaged EMG data were obtained from PCA of native speakers of American English, Japanese, and Danish who uttered test words embedded in frame sentences.
  • (3) The speaker issued his warning after William Hague told MPs that the government would consult parliament but declined to explain the nature of the vote.
  • (4) The present study examines kinematic details of the laryngeal articulatory gesture in 2 deaf speakers and a control subject using transillumination of the larynx.
  • (5) They also had speakers, long before boomboxes and mobile phones pushed sounds out in public.
  • (6) The elderly groups' variability across the three muscles paralleled that of the 4-yr.-olds, suggesting that speech-motor equivalence returns to an earlier level of operation in aging speakers.
  • (7) But congressional aides said that House speaker John Boehner has not communicated his intentions for a floor vote to Sensenbrenner.
  • (8) In the wake of her win, Aung San Suu Kyi has written to Min Aung Hlaing, the president, Thein Sein, and the parliamentary Speaker, Shwe Mann, requesting a meeting to discuss the election and “national reconciliation”, according to the National League for Democracy Facebook page.
  • (9) And you’re doing it three weeks after the initial revelations, and only when your position is obviously under threat and with a no confidence motion in your position as Speaker looming.
  • (10) The Republican House speaker John Boehner and the Democratic Senate leader Harry Reid both expressed a desire on Wednesday to work together.
  • (11) This study explores the power of intonation to convey meaningful information about the communicative intent of the speaker in speech addressed to preverbal infants and in speech addressed to adults.
  • (12) Some of these grime artists, if they’re telling you to vote, young people are going to listen.” Facebook Twitter Pinterest “Preach!” Speakers on the Grime 4 Corbyn panel debate.
  • (13) One speaker at an international conference in Bodrum this week asked what would have happened if Turkey had been held closer by the EU?
  • (14) Other speakers included Shami Chakrabarti , director of the human rights group Liberty, and the Labour MP Jeremy Corbyn who is on the Commons justice select committee.
  • (15) "I think that Joseph Kabila could go down in history ... if he were to say 'I'm a good sport and I lost,'" said opposition candidate Vital Kamerhe, a former speaker of Parliament.
  • (16) Ministers can glean vital gossip about cabinet reshuffles if they keep on the right side of their drivers, who form the most high-class grapevine in Britain as they wait in the Speaker's courtyard at Westminster while their charges vote in the Commons.
  • (17) One of the few Tories who backed him for Speaker says that his increasingly aggressive put-downs of backbenchers have begun to alienate colleagues.
  • (18) A Benn family spokesperson said: "At the suggestion of the Speaker of the House of Commons and by agreement with the Lords Speaker, Black Rod and the dean of Westminster Abbey, an approach was made by Black Rod to the palace for agreement that Mr Benn's body rest in the chapel of St Mary Undercroft on the night before his funeral.
  • (19) Regardless of sex, listeners tended to underestimate the age of the speakers.
  • (20) A number of expert-speakers made recommendations on the basis of currently available information.