What’s the Difference between Teacher, Professor, Assistant Professor, and Lecturer?

What’s the Difference between Teacher, Professor, Assistant Professor, and Lecturer?

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Porishmita
Porishmita Paul
Associate Senior Executive
Updated on Jul 21, 2026 16:16 IST
The terms "teacher," "professor," "assistant professor," and "lecturer" are often used interchangeably, but they represent distinct roles within the academic world. Here we have shared the detailed differentiation by sharing information about their educational qualifications, career prospects, salary, and more.

Here we have shared the detailed differentiation by sharing information about their educational qualifications, career prospects, salary, and more.

Difference between Teacher, Professor, Assistant Professor, and Lecturer

Difference between Teacher, Professor, Assistant Professor, and Lecturer

Teachers, lecturers, assistant professors, and professors all play important roles in education. They help students learn, build knowledge, and prepare for their future. Job roles are not same for all. 
Teachers work in schools and teach students from primary to senior secondary classes. Lecturers, assistant professors, and professors teach in colleges and universities. 
Educational qualifications required for each role are also different. While teachers generally need a BEd or equivalent qualification, assistant professors and professors usually require a master's degree, UGC NET qualification, and in many cases, a PhD.

Also read:

Table of contents
  • Overview of Teaching Professions
  • Teacher
  • Lecturer
  • Assistant Professor
  • Professor
  • How to Become a Teacher in India?
  • How to Become a Professor in India?
  • How to Become a Lecturer in India?
View More

Overview of Teaching Professions

Feature

Teacher

Lecturer

Assistant Professor

Professor

Workplace

School

Colleges/Universities (where designation still exists)

Colleges & Universities

Universities

Minimum Qualification

D.El.Ed/B.Ed + TET/CTET (school level)

Master's degree (institution dependent)

Master's + UGC NET/SET or PhD as per UGC regulations

PhD + years of teaching & research

Main Work

School teaching

Teaching

Teaching + Research

Teaching + Research + Academic Leadership

Promotion

Senior Teacher/Principal

Assistant Professor

Associate Professor

Professor/HOD/Dean

Salary

INR 25k-70k

INR 35k-70k

INR 57k-1.2 lakh

INR 1.4 lakh-2.5 lakh+

Q&A Icon
Commonly asked questions
Q:   Are all BEd colleges in Bihar part of CET?
A: 

Yes, the majority of the recognised colleges, both government and private, admit the candidates for the BEd program via the Bihar BEd CET entrance exam. 

Q:   How to prepare for IGNOU BEd Entrance?
A: 

Start with checking syllabus and pattern. Make a timetable and spend atleast 2-3 hours on every subject. Attempt past year and mock papers.

Q:   How much time is enough for PTET preparation?
A: 

Around 2 to 3 months of regular study is usually sufficient for PTET preparation if done with proper planning and practice.

Q:   Is MAH BEd CET exam tough?
A: 

No, if the candidate prepares well in class 12, then the MAH BEd CET is not tough. They can also use reference books to clear the exam.

Teacher

A teacher's primary job is to create a curriculum, plan lessons, conduct classes, assign homework, and assess students' growth. The required eligibility criteria include a bachelor's degree in education (BEd) or DEd, DElEd or MEd. Students with a teaching certification have the upper hand such as Special Education certification, practical learning technological prowess, etc. Teachers can specialize in different subjects or grade levels. The career growth of a Teacher often involves moving to higher-level teaching positions or administrative roles within the same vicinity.

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Lecturer

The role typically involves delivering lectures, guiding students, and taking part in academic as well as administrative responsibilities within the college. To become a lecturer, candidates generally need a master’s degree, and in some cases, a PhD is also required depending on the institution and subject area.

Career progression usually begins with the position of an assistant professor. With a PhD, strong teaching performance, and proven research contributions, individuals can advance to higher academic roles. Over time, they may also choose to specialize in specific areas of study based on their interests and expertise.

Also read:

Q&A Icon
Commonly asked questions
Q:   Can I do BEd with 45% in graduation?
A: 

If you belong to Reserved Categories: A relaxation of 5% is provided, requiring a minimum of 45% aggregate marks for candidates belonging to the SC, ST, and PwD categories.

Q:   What is the pass mark for the RIE CEE exam?
A: 

At least 60% i.e. 100 out of 160 is considered an acceptable RIE CEE score for most courses and colleges. Merit lists for admission are prepared with preference given to the candidate with a score higher than others

Q:   What are the fees of RIE?
A: 

The fees at RIE vary for every course. The range differs between ₹25,960 to ₹71,490 or it may change for 2027 year.

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Assistant Professor

The responsibilities of an assistant professor are to engage in teaching, research, and service activities. APs teach undergraduate (UG) and graduate courses, conduct research projects, and participate in university committees as well as administrative roles. The qualifications required to become an Assistant Professor are a PhD degree and training under a professor for a long period. APs with research publications and teaching experience are also valued highly. They can progress to professor levels and may also take on administrative roles within the university.

Professor

Becoming a professor in India is often considered the ultimate goal for many research scholars, as it represents the highest academic rank in the teaching profession. The role of a professor goes beyond classroom teaching and includes research work, academic leadership, and administrative responsibilities.

Professors are expected to lead research projects, supervise postgraduate and doctoral students, and contribute to university committees and institutional administration when required. To qualify for this position, candidates typically need a PhD along with a strong record of research publications.

With experience and proven expertise, professors can advance to leadership roles such as Head of Department (HOD) or even Dean, taking on greater responsibilities within the institution.

Also read:

How to Become a Teacher in India?

As per various estimates, around 12-15 lakh students apply for BEd entrance exams in India annually, this is enough to justify the interest, students have in becoming teachers in India. To become a Teacher, a candidate needs to enroll in a Bachelor of Education (BEd.) degree after which they can apply for teaching positions in government or private schools as per the vacancies released. There are some schools like Kendriya Vidhyalaya (KV) and Navodaya Vidyalaya (NVS) etc which also require students to have a Central Teacher Eligibility Test (CTET) certification while hiring.

How to Become a Professor in India?

Candidates must have a PhD degree to become a professor in India. With a PhD degree, they can apply for faculty positions at universities or colleges. If candidates have further research publications, teaching experience, and strong academic credentials they can often secure a professorial position. Several universities also have their specific eligibility criteria and selection processes for faculty appointments. This varies from university to university. Candidates need to clear UGC NET for and CSIR NET exam to become an Assistant Professor.

Explore more Teaching & Education exams with upcoming date

NTA CSIR NET December 2025 Exa...

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How to Become a Lecturer in India?

Candidates need to have a master's degree to become a Lecturer in India however, PhD may be required at many places. Lecturers often work in colleges, universities, or technical institutions and are involved in teaching, research, or administrative duties.

Although the eligibility criteria and job roles of a Teacher, Assistant Professor, Lecturer, and Professor may differ, the core aspect is these three need to act as lamplighters by providing students with a guided career.

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About the Author
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Porishmita Paul
Associate Senior Executive

Porishmita Paul holds an MSc in Anthropology from Gauhati University and has over 2 years of experience in content writing. She has been handling content for Hospitality & Humanities at Shiksha for a long time. She

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Comments

(1)

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FIROS BABU P

a year ago

What full form or stands for DGE? D stands for division G stands Graduated E stands for education. The degree is a category of a Gazette.

Reply to FIROS BABU P