What's the difference between by and main?

By


Definition:

  • (pref.) In the neighborhood of; near or next to; not far from; close to; along with; as, come and sit by me.
  • (pref.) On; along; in traversing. Compare 5.
  • (pref.) Near to, while passing; hence, from one to the other side of; past; as, to go by a church.
  • (pref.) Used in specifying adjacent dimensions; as, a cabin twenty feet by forty.
  • (pref.) Against.
  • (pref.) With, as means, way, process, etc.; through means of; with aid of; through; through the act or agency of; as, a city is destroyed by fire; profit is made by commerce; to take by force.
  • (adv.) Near; in the neighborhood; present; as, there was no person by at the time.
  • (adv.) Passing near; going past; past; beyond; as, the procession has gone by; a bird flew by.
  • (adv.) Aside; as, to lay by; to put by.
  • (a.) Out of the common path; aside; -- used in composition, giving the meaning of something aside, secondary, or incidental, or collateral matter, a thing private or avoiding notice; as, by-line, by-place, by-play, by-street. It was formerly more freely used in composition than it is now; as, by-business, by-concernment, by-design, by-interest, etc.

Example Sentences:

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.