say it: pri-KOH-shuhs
precocious is an adjective meaning "characterized by or characteristic of exceptionally early development or maturity (especially in mental aptitude)". It carries 2 recorded senses.
appearing or developing early
“precocious flowers appear before the leaves as in some species of magnolias”
botany
Definitions, synonyms and semantic relations for precocious come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.