What's the difference between extra and main?

Extra


Definition:

  • (a.) Beyond what is due, usual, expected, or necessary; additional; supernumerary; also, extraordinarily good; superior; as, extra work; extra pay.
  • (n.) Something in addition to what is due, expected, or customary; something in addition to the regular charge or compensation, or for which an additional charge is made; as, at European hotels lights are extras.

Example Sentences:

  • (1) Stress is laid on certain principles of diagnostic research in the event of extra-suprarenal pheochromocytomas.
  • (2) We’re learning to store peak power in all kinds of ways: a California auction for new power supply was won by a company that uses extra solar energy to freeze ice, which then melts during the day to supply power.
  • (3) In Essex, police are putting on extra patrols during and after England's first match and placing domestic violence intelligence teams in police control rooms.
  • (4) These data show an extra-hepatic lipolytic effect of glucagon in vivo, but do not illuminate the significance of this effect in the intact animal.
  • (5) Metastatic tumors of the small bowel from extra-abdominal sites are rare.
  • (6) In the univariate life-table analysis, recurrence-free survival was significantly related to age, pTNM category, tumour size, presence of certain growth patterns, tumour necrosis, tumour infiltration in surrounding thyroid tissue and thyroid gland capsule, lymph node metastases, presence of extra-nodal tumour growth and number of positive lymph nodes, whereas only tumour diameter, thyroid gland capsular infiltration and presence of extra-nodal tumour growth remained as significant prognostic factors in the multivariate analysis.
  • (7) Extra-adrenal non-functioning retroperitoneal paragangliomas are rare tumors.
  • (8) The behavior of the retrograde H deflection in respect to the first extra beat following the premature QRS complex helped in excluding bundle branch reentry.
  • (9) Gove said in the interview that he did not want to be Tory leader, claiming that he lacked the "extra spark of charisma and star quality" possessed by others.
  • (10) The decrease of the A.L.O.S., the extra-regional recruitment and the shift of in-patient care toward day care show the development of specialization of this discipline.
  • (11) There was no association between testicular dysfunction and the presence of extra-articular features of rheumatoid arthritis.
  • (12) The fact that it is still used is regrettable yet unavoidable at present, but the average quantity is three times less than the mercury released into the atmosphere by burning the extra coal need to power equivalent incandescent bulbs.
  • (13) Stray bottles were thrown over the barriers towards officers to cheers and chants of: “Shame on you, we’re human too.” The Met deployed what it described as a “significant policing operation”, including drafting in thousands of extra officers to tackle expected unrest, after previous events ended in arrests and clashes with police across the centre of the capital.
  • (14) True Love Impulse Body Spray, Simple Kind to Skin Hydrating Light Moisturiser and VO5 Styling Mousse Extra Body marked double-digit price rises on average across the four chains.
  • (15) Substantial variations were identified in the point of origin of 6 of 41 arterial branches; extra vessels and absence of vessels were uncommon.
  • (16) Restriction analysis suggested that the inserts of both recombinant plasmids are derived from the identical portion in pHN671 and that the insert of pHPB14, compared with that of pHPB12, has an extra 5.3 kb in length.
  • (17) Sir James Crosby, the ITV senior independent non-executive director, explained why the board had opted to retain Grade's services for an extra year: "It was the unanimous view of ITV's independent non-executive directors that it would be in the best interests of the company and its shareholders to ask Michael to extend his time as executive chairman.
  • (18) Rule-abiding parents can get a monthly stipend, extra pension benefits when they are older, preferential hospital treatment, first choice for government jobs, extra land allowances and, in some case, free homes and a tonne of free water a month.
  • (19) One mortgage payer, writing on the MoneySavingExpert forum, said: "They are asking for an extra £200 per month for the remaining nine years of our mortgage.
  • (20) The next implanted device will have: a. constant current; b. programming of a particular current value for each electrode; and c. stimulation of the cochlear nerve through an extra cochlear electrode bearer, allowing deep implantation without deafness.

Main


Definition:

  • (n.) A hand or match at dice.
  • (n.) A stake played for at dice.
  • (n.) The largest throw in a match at dice; a throw at dice within given limits, as in the game of hazard.
  • (n.) A match at cockfighting.
  • (n.) A main-hamper.
  • (v.) Strength; force; might; violent effort.
  • (v.) The chief or principal part; the main or most important thing.
  • (v.) The great sea, as distinguished from an arm, bay, etc. ; the high sea; the ocean.
  • (v.) The continent, as distinguished from an island; the mainland.
  • (v.) principal duct or pipe, as distinguished from lesser ones; esp. (Engin.), a principal pipe leading to or from a reservoir; as, a fire main.
  • (a.) Very or extremely strong.
  • (a.) Vast; huge.
  • (a.) Unqualified; absolute; entire; sheer.
  • (a.) Principal; chief; first in size, rank, importance, etc.
  • (a.) Important; necessary.
  • (a.) Very; extremely; as, main heavy.

Example Sentences:

  • (1) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
  • (2) Aggregation was more frequent in low-osmolal media: mainly rouleaux were formed in ioxaglate but irregular aggregates in non-ionic media.
  • (3) The main clinical features pertaining to the concept of the "psycho-organic syndrome" (POS) were investigated in a sample of children who suffered from severe craniocerebral trauma.
  • (4) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
  • (5) The main finding of this study is that diabetic adolescents with a high erythrocyte Na,Li countertransport rate have an arterial pressure significantly higher than patients with normal Na,Li countertransport fluxes.
  • (6) We also show that the gene of the main capsid protein is expressed from its own promoter in an Escherichia coli strain.
  • (7) In schizophrenic patients the density of dopamine uptake sites in the basal ganglia was slightly reduced, mainly in the middle third of putamen.
  • (8) One of the main users is coastal planning organizations and conservation organizations that are working on coral reefs.
  • (9) Immunofluorescence analysis of Pr-28 antigen showed that the antigen was localized mainly in perinuclear cytoplasm.
  • (10) The main result of the correspondence analysis is a geometric map of this relationship showing how the relative frequencies of headache types change with age.
  • (11) Myocardial ischaemia was induced in perfused rabbit hearts by ligating the left main coronary artery.
  • (12) Thus, human bronchial epithelial cells can express the IL-8 gene, with expression in response to the inflammatory mediator TNF regulated mainly at the transcriptional level, and with elements within the 5'-flanking region of the gene that are directly or indirectly modulated by the TNF signal.
  • (13) Statistically significant differences were found mainly in the randomized trial, where during the first and second years, respectively, adenoidectomy subjects had 47% and 37% less time with otitis media than control subjects and 28% and 35% fewer suppurative (acute) episodes than control subjects.
  • (14) One of the main components was confirmed to be caffeic acid which had inhibitory effect on renal failure in mice by Ac1-P.
  • (15) In four main regions the conservation varied from 83-91% while in the remaining regions the homology dropped to between 56-62%.
  • (16) In the caudal spinal trigeminal nucleus (Vc), the collaterals of one half of the periodontium afferent fibers terminated mainly in lamina V at the rostral and middle levels of Vc.
  • (17) Loratadine has one main metabolite, descarbethoxyloratadine, which is four times more active than the parent drug.
  • (18) The structures of 1 and 2 were established mainly on the basis of nmr spectroscopic data.
  • (19) The main clinical symptom was pain, usually sciatica, while neurological symptoms were less common than they are in adults.
  • (20) Possibilities to achieve this both in the curative and the preventive field are restricted mainly due to the insufficient knowledge of their etiopathogenesis.