oral

(pharmacology) Done or taken by the mouth.

(phonetics, of a speech sound) Pronounced by the voice resonating in the mouth, as the vowels in English.

(psychoanalysis, in Freudian theory) Relating to or denoting a stage of infantile psychosexual development during which libidinal gratification is derived from intake (as of food), by sucking, and later by biting.

Of, relating to, or characterized by personality traits of passive dependency and aggressiveness.

Relating to the transmission of information or literature by word of mouth.

Using speech or the lips especially in teaching the deaf.

(sociolinguistics, of a society) Not having reached the stage of literacy.