'Locum tenens' definitions:

Definition of 'locum tenens'

From: WordNet
noun
Someone (physician or clergyman) who substitutes temporarily for another member of the same profession [syn: locum tenens, locum]

Definition of 'Locum tenens'

From: GCIDE
  • Locum tenens \Lo"cum te"nens\n. [L., holding the place; locus place + tenens, p. pr. of tenere to hold. Cf. Lieutenant.] A substitute or deputy; one filling an office for a time. [1913 Webster]