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Until and till can be prepositions or conjunctions. There is no difference in meaning between until and till. Till is more common in conversation, and is not used in formal writing.
If you do something until or till a particular time, you stop doing it at that time.
If you want to emphasize that something does not stop before the time you mention, you can use up until, up till, or up to.
If something does not happen until or till a particular time, it does not happen before that time.
You can use until or till with phrases beginning with after.
Don't use 'until' or 'till' to say that something will have happened before a particular time. Don't say, for example, 'The work will be finished until four o'clock'. You say 'The work will be finished by four o'clock'.
From is often used with until or till to say when something finishes and ends.
In sentences like these, you can use to instead of 'until' or 'till'. Some American speakers also use through.
You only use until or till when you are talking about time. Don't use these words to talk about position. Don't say, for example, 'She walked until the post office'. You say 'She walked as far as the post office'.
Instead of a noun phrase, you can use a subordinate clause after until or till. You often use the present simple in the subordinate clause.
You can also use the present perfect in the subordinate clause.
When you are talking about events in the past, you use the past simple or the past perfect in the subordinate clause.
Don't use a future form in the subordinate clause. Don't say, for example 'Stay here with me till help will come' or 'I'll wait here until you will have had your breakfast'.
Past participle: tilled
|Noun||1.||till - unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together|
|2.||till - a treasury for government funds|
|3.||till - a strongbox for holding cash |
cash register, register - a cashbox with an adding machine to register transactions; used in shops to add up the bill
|Verb||1.||till - work land as by ploughing, harrowing, and manuring, in order to make it ready for cultivation; "till the soil"|
work on, work, process - shape, form, or improve a material; "work stone into tools"; "process iron"; "work the metal"
plow, plough, turn - to break and turn over earth especially with a plow; "Farmer Jones plowed his east field last week"; "turn the earth in the Spring"
hoe - dig with a hoe; "He is hoeing the flower beds"
I waited till ten o'clock → J'ai attendu jusqu'à dix heures.
not ... till → pas ... avant
It won't be ready till next week → Ça ne sera pas prêt avant la semaine prochaine.
Till last year I'd never been to France → Avant l'année dernière, je n'étais jamais allé en France.
till now → jusqu'à présent
till then → jusque-là