1.
(often followed by 'to') giving care or attention
attentive to details
the nurse was attentive to her patient
an attentive suitor
2.
taking heed; giving close and thoughtful attention
The following are synonyms for 'attentive'. Click on any of them to get both Bibliodata's full list of common definitions and a further set of synonyms.
In 1972, a gorilla by the name of "Koko" was taught ASL (American Sign Language) for the deaf. By the year 2000, the gorilla could understand approximately 2,000 English words.