Definition of thesis
1a (1) : the unstressed part of a poetic foot especially in accentual verse (2) : the longer part of a poetic foot especially in quantitative verseb : the accented part of a musical measure : downbeat — compare arsis
2a : a position or proposition that a person (as a candidate for scholastic honors) advances and offers to maintain by argumentb : a proposition to be proved or one advanced without proof : hypothesis
3 : the first and least adequate stage of dialectic — compare synthesis
4 : a dissertation embodying results of original research and especially substantiating a specific view; especially : one written by a candidate for an academic degree
Examples of thesis in a sentence
She wrote her thesis on Renaissance Nativity scenes.
a master's thesis on the effects of global warming
New evidence supports his thesis.
We disagreed with the basic thesis of the report.
The book's central thesis is that propaganda influences the masses in important ways.
Did You Know?
In high school, college, or graduate school, students often have to write a thesis on a topic in their major field of study. In many fields, a final thesis is the biggest challenge involved in getting a master's degree, and the same is true for students studying for a Ph.D. (a Ph.D. thesis is often called a dissertation). But a thesis may also be an idea; so in the course of the paper the student may put forth several theses (notice the plural form) and attempt to prove them.
Origin and Etymology of thesis
in sense 1, Middle English, lowering of the voice, from Late Latin & Greek; Late Latin, from Greek, downbeat, more important part of a foot, literally, act of laying down; in other senses, Latin, from Greek, literally, act of laying down, from tithenai to put, lay down — more at do
First Known Use: 14th century
THESIS Defined for English Language Learners
Definition of thesis for English Language Learners
: a long piece of writing on a particular subject that is done to earn a degree at a university
: a statement that someone wants to discuss or prove
THESIS Defined for Kids
Definition of thesis for Students
1 : a statement that a person wants to discuss or prove
2 : an essay presenting results of original research
Seen and Heard
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