Synonyms and antonyms of Abbreviations in letters and correspondence in American Thesaurus

attn. (abbreviation)

attention: used for showing that a letter or document is for a particular person

c/- (abbreviation)

Australian care of: used in an address on a letter or package that you are sending to someone at another person’s house

cc (abbreviation)

used on a business letter or e-mail for saying that a copy is being sent to the person mentioned

c/o (abbreviation)

care of: used in an address on a letter or package that you are sending to someone at another person’s house

enc. (abbreviation)

enclosed

encl. (abbreviation)

enclosed or enclosure: used at the top or bottom of a letter to show that something else is being sent with it

fao (abbreviation)

for the attention of: written in front of someone’s name on a document, letter, or envelope to show that it is intended for them

f.i.o. (abbreviation)

for information only: written on a business letter or e-mail to show that it is being sent to someone in order to give them information, and they are not expected to reply or take any action

P.P.S. (abbreviation)

written before a note at the end of a letter, after the P.S. note

P.S. (abbreviation)

postscript: used for introducing some additional information at the end of a letter after you have signed your name

P.T.O. (abbreviation)

please turn over: used at the bottom of a page when there is more writing on the other side

re (preposition)

used in business letters for introducing the subject that you are going to write about

ref. (abbreviation)

reference: used in a business letter when you are giving the numbers and letters that show exactly which document or piece of information you are talking about

RSVP (abbreviation)

used on written invitations to ask the person invited to say whether they can go to a social event or not