T.A.

ta «tah», interjection, noun.

Especially British Informal. thank you; thanks: »

Not that he said so much as a ta but it isn't the thanks you look for (Punch).

╂[a child's word]

Ta (no period),

tantalum (chemical element).

TA (no periods),

an abbreviation for the following:

1. teaching assistant.

2. technology assessment.

3. therapeutic abortion.

4. toxin-antitoxin.

5. transactional analysis.

6. Transit Authority.

T-A (no periods),

toxin-antitoxin.

T.A.,

an abbreviation for the following:

1. teaching assistant.

2. British. Territorial Army.

3. toxin-antitoxin.

4. Transit Authority.