1 involving a lot of work or activity done in a short time:
an intensive language course * two weeks of intensive training * intensive diplomatic negotiations
2 extremely thorough; done with a lot of care:
His disappearance has been the subject of intensive investigation.
3 (of methods of farming) aimed at producing as much food as possible using as little land or as little money as possible:
Traditionally reared animals grow more slowly than those reared under intensive farming conditions. * intensive agriculture
seealsoCAPITAL-INTENSIVE, LABOUR-INTENSIVE
intensively adverb:
This case has been intensively studied. * intensively farmed land
