all the plants or plant life of a place, taken as a whole

the vegetation of the Nile valley.

the act or process of vegetating.

a dull existence; life devoid of mental or social activity.

Pathology . a morbid growth, or excrescence.

adjective

herbivorous , phytophagous , vegetarian , verdant , verdurous

noun

flora , greenery , growth , herbage , hibernation , inactivity , lethargy , listlessness , plants , verdancy , verdure