ter in die or tid is Latin for three times a day. It is sometimes written with a period in lower-case letters "t.i.d" or in capital letters "TID". This term is use in prescriptions to mean take the medicine three times a day.
ter in die or tid is Latin for three times a day. It is sometimes written with a period in lower-case letters "t.i.d" or in capital letters "TID". This term is use in prescriptions to mean take the medicine three times a day.