Definition from Wiktionary, a free dictionary

à lower case (upper case À)

1. The letter a with a grave accent.

Latin ad.

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• IPA: /a/, SAMPA: /a/

à (lower case, upper case A, alternate usage À)

1. A with grave accent, a letter used in French mostly to distinguish some homographs and in transliteration.

• Accents usage on capital letters is variable. Quebec usage is normally to put capitals, European usage usually does not put capitals.

à

1. to (towards, in the direction of)

   Je vais à Paris. -- I am going to Paris.

2. to (until)

   Le spectacle sera de 18h à 21h. -- The show will be from 6pm to 9 pm.

3. at (said of a particular time)

   Je pars à cinq heures. -- I am leaving at five.

4. at (said of a particular place)

   à la maison - at home

   à l'hôtel - at the hotel

5. of (belonging to)

   C'est un ami à moi. -- This is a friend of mine.

   C'est la voiture à John. -- This is John's car.

6. till, until (used in farewells)

   Salut, à demain. -- Bye, til tomorrow/Bye, see you tomorrow

7. (cuisine) cooked in or with

   Steak au poivre -- Steak with pepper sauce

When followed by a definite article, à is combined with the article to give the following combined forms:

• à bientôt
• à la fois
• jusqu'à

• Expresses a report/ratio of place (to), time (at), possession (of or 's), means, manner, price.
• Introduced a complement of indirect object or a complement of attribution, a complement of the name or adjective.
• Some intransitive verbs in French use à before the object, e.g. réussir à, jouer à. In these cases, the à is not translated into English

à (form of a4 with diacritic)

1. 阾:

Contraction of a (“‘to’”) + a (“‘the’”)

à

1. to/at the

à

1. from

• bho
• o

• Before the definite article the form às is used instead.

• The following prepositional pronouns:

Combining pronoun	Prepositional pronoun	Prepositional pronoun (emphatic)
mi	asam	asamsa
tu	asad	asadsa
e	às	às-san
i	aiste	aistese
sinn	asainn	asainne
sibh	asaibh	asaibhse
iad	asta	astasan