What's the difference between sill and till?

Sill


Definition:

  • (n.) The basis or foundation of a thing; especially, a horizontal piece, as a timber, which forms the lower member of a frame, or supports a structure; as, the sills of a house, of a bridge, of a loom, and the like.
  • (n.) The timber or stone at the foot of a door; the threshold.
  • (n.) The timber or stone on which a window frame stands; or, the lowest piece in a window frame.
  • (n.) The floor of a gallery or passage in a mine.
  • (n.) A piece of timber across the bottom of a canal lock for the gates to shut against.
  • (n.) The shaft or thill of a carriage.
  • (n.) A young herring.

Example Sentences:

  • (1) It's fairly cheap and easy to capture, too: best shot from a moving Peugeot 207, with the camera balanced on the sill of a half-opened side window.
  • (2) For example, nasal reconstruction may be secondary to repair of deformities of the sill, rim, limen nasi, septum, or nasal bones.
  • (3) Philtrum length, philtrum shape, philtrum depth, nasolabial triangular area, vermilion thickness, Cupid's bow peak, horizontal upper lip groove, vermilion border, alar size, depth of alar groove, nasal deviation, nostril shape, nasal tip, columella height, sill shape, columella width, and facial balance of the anterior, profile, and caudal views are used as aesthetic checkpoints for the results of a cleft lip operation.
  • (4) The lengthening and lowering of the short and sometimes retracted columella and narrowing of the alar bases is performed by making a columellar splitting incision and extending it along the alar sills.
  • (5) Accumulation of the bacterial plaque on materials used for cosmetic fillings was comparatively evaluated against that on the dental enamel of males and females aged 40-50 yr using the index of Löe & Sillness.
  • (6) Fewer short-term illnesses were reported by postpartum women than sill-pregnant women, suggesting the potential for recall bias or loss.
  • (7) Junior to and often feistier than the Metropolitan Opera, City Opera was a spawning ground for top opera talent that included Beverly Sills, Placido Domingo, Renee Fleming and Samuel Ramey.
  • (8) The change in (subischial leg length (SILL)--sitting height (SH)) standard deviation score (SDS) was used as an index of disproportionate segmental growth, which allowed the influence of growth hormone deficiency on growth to be discounted.
  • (9) The findings of this study with respect to retention of continuous and discrete psychomotor sills closely parallel findings of the three-month retention study.
  • (10) Significant increases were also observed in the height SDS for bone age (BA), sitting height (SH) SDS and subischial leg length (SILL) SDS.
  • (11) This reduction in spinal growth is reflected by a strongly positive disproportion score (DPS; [SILL SDS-S.HT SDS] + 2.81).
  • (12) Nasal floor excess is improved by an excision of the nasal sill.
  • (13) The limited effectiveness of esculin, a glycoside of 6,7-dihydroxycoumarin prompted research which led to the synthesis of other compounds of the same class, many of which have proved useful as whiteners; though the really broad developments of the 1940's stemmed from the synthesis of the 4,4'-diaminostilbene-2,2'disulfonic acid derivatives which are sill the most important groups of FWAs.
  • (14) Breakfast in bed, with juice congealing on the sill: pages and pages began to pour out again.
  • (15) If irradiated peripubertally, annual change in (SILL-SH) SDS to final height was +0.22 SD 0.23, not significantly different from the change over puberty in the prepubertal group.
  • (16) The lateral subunit is bordered by philtrum column, nostril sill, alar base, and nasolabial crease, while the medial topographic subunit is one-half the philtrum.
  • (17) This C-junction of the nostril sill allows an alignment of the nasal structure without a primary rhinoplasty.
  • (18) Either dry or humit warm-air inhalations with coniferous oil additives were prescribed depending on the type of sillness.
  • (19) The aspidistra of the book's title comes from the pot plants to be found on every window sill which, for Comstock, symbolise all that is wrong with the "mingy, lower-class decency" he is desperate to escape.
  • (20) The glacier has now become detached from a stabilising sill and is losing ice at a rate of 4.5bn tonnes a year.

Till


Definition:

  • (prep.) To plow and prepare for seed, and to sow, dress, raise crops from, etc., to cultivate; as, to till the earth, a field, a farm.
  • (n.) A vetch; a tare.
  • (n.) A drawer.
  • (n.) A tray or drawer in a chest.
  • (n.) A money drawer in a shop or store.
  • (n.) A deposit of clay, sand, and gravel, without lamination, formed in a glacier valley by means of the waters derived from the melting glaciers; -- sometimes applied to alluvium of an upper river terrace, when not laminated, and appearing as if formed in the same manner.
  • (n.) A kind of coarse, obdurate land.
  • (v. t.) To; unto; up to; as far as; until; -- now used only in respect to time, but formerly, also, of place, degree, etc., and still so used in Scotland and in parts of England and Ireland; as, I worked till four o'clock; I will wait till next week.
  • (conj.) As far as; up to the place or degree that; especially, up to the time that; that is, to the time specified in the sentence or clause following; until.
  • (prep.) To prepare; to get.
  • (v. i.) To cultivate land.

Example Sentences:

  • (1) As could be expected, objective response was seen in only a small number of patients followed up till 9 months.
  • (2) During heavy exercise at 65-75% of VO2 max, time till exhaustion correlates with the pre-exercise muscle glycogen concentration and exhaustion coincides with empty glycogen stores.
  • (3) Now cases cured till Dec. 1987 are 4640 (1120 MB + 3520 PB) 17 cases relapsed after MDT (15 PB + 2 MB).
  • (4) Up till now none of the available laser systems are optimal for application in the cardiovascular system, but still many of them have been effective clinically.
  • (5) They were till now used mainly to regulate contraception and menstrual flow.
  • (6) Everything on Tonight's the Night was recorded and mixed before On the Beach was started, but it was never finished or put into its complete order till later.
  • (7) 50 patients treated in the period from 1925 till 1977 with a spondylolisthesis of more than 50% have been reviewed.
  • (8) In our opinion in case of typical anamnesis the cerclage-operation is to be performed earlier than in the practice up till now, before opening the cervical os, and the infection of the amnion.
  • (9) Recurrent free curves were compared till 1050 days after the initiation of the study.
  • (10) Social workers were branded as communists and detained till they confessed, often after coercive treatment.
  • (11) And he says the north has been pretty underserved till now.
  • (12) Thus, these two species are more closely related than suggested earlier; g) Till now, no Mycobacterium has been found showing nicotinamidase without "pyrazinamidase" activity (or vice versa).
  • (13) The new antibody specificity is a specific serological finding in patients with Bechterew's disease and is therefore suitable for use as a diagnostic, and perhaps also as a prognostic test for this type of spondylarthritis till now assumed to be seronegative.
  • (14) This is the story of Emmett Till and Eric Garner, and a thousand stories in between.
  • (15) It was then gradually elevated from the beginning of the 1st month following excision till it reached 88% of the level before excision at the 10th month.
  • (16) What’s more, older people are now topping up pensions by doing a few hours a week stacking shelves or operating the tills at the supermarket.
  • (17) Who is going to take on these duties when the current generation will have to literally work till they drop?
  • (18) An endemic hospital infection caused by E. coli 0111:B4 together with Pseudomonas aeruginosa was observed in a county hospital over the period October 1973 till January 1974, which could not be brought under control by routine preventive measures against cross-infections established on the wards.
  • (19) The colony-forming activity of embryo lung cells CBA mice was determined according to the Till and McCulloch technique (1961).
  • (20) I’ve lived in rooms in attics, and I worked till I was 70.