tenure
noun
[ ˈtɛnjə ]
• the conditions under which land or buildings are held or occupied.
• the holding of an office.
• "his tenure of the premiership would be threatened"
• guaranteed permanent employment, especially as a teacher or lecturer, after a probationary period; security of tenure.
• "tenure for university staff has been abolished"
tenure
verb
• give (someone) a permanent post, especially as a teacher or lecturer.
• "I had recently been tenured and then promoted to full professor"
Origin:
late Middle English: from Old French, from tenir ‘to hold’, from Latin tenere .