English Reference
adjective

doctoral

adj.
US /ˈdɑktɝəɫ/ UK /dˈɒktəɹəl/ doc·tor·al

  1. 01 C1 Advanced Academic

    relating to a doctorate, the highest degree given by a university.

    relating to a doctorate or the process of obtaining the highest academic degree awarded by a university.

    Simple

    She is currently writing her doctoral thesis on ancient history.

    In context

    The candidate successfully defended her doctoral dissertation before a committee of international experts in the field of molecular biology.

    Usage

    Usually placed before the noun it modifies, such as 'thesis', 'student', or 'program'.

  2. 02 C2 Proficiency FormalTechnical Medicine

    relating to a medical doctor or their work.

    pertaining to a physician or the practice of medicine.

    Simple

    The hospital followed strict doctoral standards for patient care.

    In context

    The report highlighted several doctoral errors that occurred during the initial triage process at the rural clinic.

    Teacher's tip

    This sense is much rarer than the academic one; in modern English, people almost always use 'medical' instead.

    medicalphysicianly

Usage doctoral student · doctoral candidate · doctoral thesis

My doctoral thesis on older workers suggests that for experienced employees who are already burned out, more digital training is not always the answer.

Phys.org· 16 Aug 2026

My doctoral research used years of data breach records to follow organizations over time.

The Conversation· 13 Aug 2026

From doctor + -al, probably modelled on Latin doctorālis.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated